https://www.sciencedaily.com/news/health_medicine/parkinson's_disease/ Latest medical research on Parkinson's disease. Learn about Parkinson's disease treatments, symptoms, medication and more. en-us Tue, 21 Apr 2026 00:10:39 EDT Tue, 21 Apr 2026 00:10:39 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/health_medicine/parkinson's_disease/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/04/260417225020.htm Engineers at Northwestern University have taken a striking leap toward merging machines with the human brain by printing artificial neurons that can actually communicate with real ones. These flexible, low-cost devices generate lifelike electrical signals capable of activating living brain cells, a breakthrough demonstrated in mouse brain tissue. Sat, 18 Apr 2026 03:32:36 EDT https://www.sciencedaily.com/releases/2026/04/260417225020.htm https://www.sciencedaily.com/releases/2026/04/260402000225.htm Scientists have taken a major step toward protecting the very cells that make sharp, colorful vision possible. By testing more than 2,700 compounds in thousands of lab-grown human retinal models, researchers uncovered several molecules that can shield cone photoreceptors—the cells responsible for reading, recognizing faces, and seeing color—from degeneration. They also identified a key protective mechanism involving casein kinase 1, offering a promising new target for treatment. Thu, 02 Apr 2026 09:13:04 EDT https://www.sciencedaily.com/releases/2026/04/260402000225.htm https://www.sciencedaily.com/releases/2026/03/260323005542.htm A new study suggests a widely used bone hormone could help relieve chronic back pain in an unexpected way. Instead of just strengthening bone, it appears to stop pain-sensing nerves from growing into damaged spinal areas. In animal models, this led to stronger spinal tissue and reduced pain sensitivity. The findings hint at a future treatment that tackles back pain at its biological roots. Mon, 23 Mar 2026 22:28:06 EDT https://www.sciencedaily.com/releases/2026/03/260323005542.htm https://www.sciencedaily.com/releases/2026/03/260319044711.htm Aging men often lose the Y chromosome in a growing number of their cells—and it may be far more dangerous than once believed. This loss has been linked to heart disease, cancer, Alzheimer’s, and shorter lifespans. Researchers suspect Y-less cells may grow faster and disrupt normal body functions. What seemed like a minor genetic quirk could actually be a major driver of age-related disease. Fri, 20 Mar 2026 20:56:14 EDT https://www.sciencedaily.com/releases/2026/03/260319044711.htm https://www.sciencedaily.com/releases/2026/03/260317064444.htm Early life stress may set the stage for long-term digestive problems by disrupting the gut-brain connection. Studies in both mice and thousands of children found links to symptoms like pain, constipation, and IBS. Scientists discovered that different biological pathways control different gut issues, hinting at more personalized treatments in the future. The research also highlights how a child’s early environment can have lasting physical effects—not just emotional ones. Tue, 17 Mar 2026 22:08:54 EDT https://www.sciencedaily.com/releases/2026/03/260317064444.htm https://www.sciencedaily.com/releases/2026/03/260315225125.htm A new UCLA Health study suggests that long-term exposure to the pesticide chlorpyrifos may dramatically raise the risk of Parkinson’s disease. Researchers found that people living in areas with sustained exposure had more than 2.5 times the likelihood of developing the disorder. Lab experiments reinforced the finding: animals exposed to the chemical developed movement problems, lost dopamine-producing neurons, and showed the same toxic protein buildup seen in Parkinson’s patients. Mon, 16 Mar 2026 18:49:45 EDT https://www.sciencedaily.com/releases/2026/03/260315225125.htm https://www.sciencedaily.com/releases/2026/03/260312020107.htm Researchers have discovered a surprising change in how cells produce energy in people with depression. Brain and blood cells in young adults with major depressive disorder produced more energy molecules at rest but had trouble increasing energy production when needed. Scientists believe this imbalance may contribute to symptoms such as fatigue and low motivation. The finding could help pave the way for earlier diagnosis and more personalized treatments. Thu, 12 Mar 2026 07:09:13 EDT https://www.sciencedaily.com/releases/2026/03/260312020107.htm https://www.sciencedaily.com/releases/2026/03/260303145730.htm A new study has uncovered why some brain cells are more resistant to Alzheimer’s damage than others. Researchers found a natural cleanup system that helps remove toxic tau protein before it can form harmful clumps. The study also shows that cellular stress can produce a dangerous tau fragment linked to Alzheimer’s. Strengthening the brain’s natural defenses could point the way to new treatments. Tue, 03 Mar 2026 21:38:45 EST https://www.sciencedaily.com/releases/2026/03/260303145730.htm https://www.sciencedaily.com/releases/2026/02/260213020412.htm A sweeping review of global research suggests that exercise—especially aerobic activities like running, swimming, and dancing—can be one of the most powerful ways to ease depression and anxiety. Across tens of thousands of people aged 10 to 90, exercise consistently reduced symptoms, often matching or even outperforming medication and talk therapy. Mon, 16 Feb 2026 01:58:04 EST https://www.sciencedaily.com/releases/2026/02/260213020412.htm https://www.sciencedaily.com/releases/2026/02/260210040623.htm Depression in older adults may sometimes signal the early stages of Parkinson’s disease or Lewy body dementia. Researchers found that depression often appears years before diagnosis and remains elevated long afterward, unlike in other chronic illnesses. This suggests depression may reflect early brain changes rather than emotional distress alone. Wed, 11 Feb 2026 06:57:31 EST https://www.sciencedaily.com/releases/2026/02/260210040623.htm https://www.sciencedaily.com/releases/2026/02/260210040559.htm Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a clue to oestrogen and testosterone exposure in the womb — researchers found that higher prenatal estrogen was linked to larger head size in newborn boys. Tue, 10 Feb 2026 09:42:37 EST https://www.sciencedaily.com/releases/2026/02/260210040559.htm https://www.sciencedaily.com/releases/2026/02/260208203013.htm A new international study points to a specific brain network as the core driver of Parkinson’s disease. Scientists found that this network becomes overly connected, disrupting not just movement but also thinking and other bodily functions. When researchers targeted it with non-invasive brain stimulation, patients showed much stronger symptom improvement than with conventional stimulation. The discovery could reshape how Parkinson’s is diagnosed and treated. Sun, 08 Feb 2026 20:37:23 EST https://www.sciencedaily.com/releases/2026/02/260208203013.htm https://www.sciencedaily.com/releases/2026/01/260129080424.htm Scientists in Sweden and Norway have uncovered a promising way to spot Parkinson’s disease years—possibly decades—before its most damaging symptoms appear. By detecting subtle biological signals in the blood tied to how cells handle stress and repair DNA, the team identified a brief early window when Parkinson’s quietly leaves a measurable fingerprint. Thu, 29 Jan 2026 09:26:14 EST https://www.sciencedaily.com/releases/2026/01/260129080424.htm https://www.sciencedaily.com/releases/2026/01/260128075319.htm A massive international study of more than 3,100 long COVID patients uncovered a striking divide in how brain-related symptoms are reported around the world. In the U.S., the vast majority of non-hospitalized patients described brain fog, depression, and anxiety, while far fewer patients in countries like India and Nigeria reported the same issues. The difference doesn’t appear to be about the virus itself, but about culture, stigma, and access to mental health care. Wed, 28 Jan 2026 08:59:08 EST https://www.sciencedaily.com/releases/2026/01/260128075319.htm https://www.sciencedaily.com/releases/2026/01/260127010138.htm Findings could create new opportunities to treat and study neurodegenerative diseasesScientists discovered that sugar metabolism plays a surprising role in whether injured neurons collapse or cling to life. By activating internal protective programs, certain metabolic changes can temporarily slow neurodegeneration—hinting at new ways to help the brain defend itself. Tue, 27 Jan 2026 08:09:25 EST https://www.sciencedaily.com/releases/2026/01/260127010138.htm https://www.sciencedaily.com/releases/2026/01/260120000328.htm Researchers report that vagus nerve stimulation helped many people with long-standing, treatment-resistant depression feel better—and stay better—for at least two years. Most participants had lived with depression for decades and had exhausted nearly every other option. Those who improved at one year were very likely to maintain or increase their gains over time. Even some patients who didn’t respond initially improved after longer treatment. Tue, 20 Jan 2026 23:44:34 EST https://www.sciencedaily.com/releases/2026/01/260120000328.htm https://www.sciencedaily.com/releases/2026/01/260108231348.htm Scientists at USC are launching a new trial to test a tiny stem cell implant that could restore vision in people with advanced dry macular degeneration. The hair-thin patch replaces damaged retinal cells responsible for sharp, central vision. Earlier studies showed the implant was safe and helped some patients see better. Researchers now hope it can deliver meaningful, lasting improvements in eyesight. Fri, 09 Jan 2026 08:45:09 EST https://www.sciencedaily.com/releases/2026/01/260108231348.htm https://www.sciencedaily.com/releases/2026/01/260106001913.htm Many people with multiple sclerosis struggle with balance and coordination, and this study uncovers a hidden reason why. Researchers found that inflammation in the brain disrupts the energy supply of vital movement-controlling neurons. As their mitochondria fail, these cells weaken and eventually die, worsening motor problems over time. Protecting brain energy systems could open the door to slowing these symptoms. Tue, 06 Jan 2026 03:18:40 EST https://www.sciencedaily.com/releases/2026/01/260106001913.htm https://www.sciencedaily.com/releases/2025/12/251228074500.htm Researchers compared a traditional Chinese medicine, Yueju Pill, with a standard antidepressant and found both reduced depression symptoms. However, only Yueju Pill increased a brain-supporting protein associated with mood improvement. Brain imaging showed that unique network patterns—especially in visual regions—could predict who benefited most from Yueju Pill. This opens the door to more personalized depression treatments guided by brain scans. Sun, 04 Jan 2026 20:38:03 EST https://www.sciencedaily.com/releases/2025/12/251228074500.htm https://www.sciencedaily.com/releases/2025/12/251223084855.htm A massive global genetics study is reshaping how we understand mental illness—and why diagnoses so often pile up. By analyzing genetic data from more than six million people, researchers uncovered deep genetic connections across 14 psychiatric conditions, showing that many disorders share common biological roots. Instead of existing in isolation, these conditions fall into five overlapping families, helping explain why depression, anxiety, PTSD, bipolar disorder, schizophrenia, and substance use disorders so frequently occur together. Sat, 03 Jan 2026 02:28:04 EST https://www.sciencedaily.com/releases/2025/12/251223084855.htm https://www.sciencedaily.com/releases/2025/12/251207031343.htm A large Mayo Clinic study shows that current guidelines fail to detect nearly 90% of people with familial hypercholesterolemia, a common inherited cause of dangerously high cholesterol. Many affected individuals already had early heart disease but never met testing criteria. Routine DNA screening could dramatically expand detection and prevention. The research underscores the need for genomics-driven healthcare. Mon, 08 Dec 2025 08:09:28 EST https://www.sciencedaily.com/releases/2025/12/251207031343.htm https://www.sciencedaily.com/releases/2025/12/251202052213.htm Nitrous oxide may offer quick, short-term relief for people with major depression, especially those who haven’t responded to standard medications. The meta-analysis found rapid improvements after a single dose and more sustained benefits after repeated treatments. Side effects were generally mild and brief, though researchers stress the need for larger, longer-term studies. Tue, 02 Dec 2025 10:00:17 EST https://www.sciencedaily.com/releases/2025/12/251202052213.htm https://www.sciencedaily.com/releases/2025/11/251121090740.htm Researchers uncovered how estrogen subtly reshapes learning by strengthening dopamine reward signals in the brain. Rats learned faster when estrogen levels were high and struggled when the hormone’s activity was blocked. The findings help explain how hormonal cycles influence cognitive performance and psychiatric symptoms. This connection offers a new path for understanding brain disorders tied to dopamine. Fri, 21 Nov 2025 23:32:51 EST https://www.sciencedaily.com/releases/2025/11/251121090740.htm https://www.sciencedaily.com/releases/2025/11/251114041214.htm By reactivating a long-lost gene, researchers were able to lower uric acid levels and stop damaging fat accumulation in human liver models. The breakthrough hints at a future where gout and several metabolic diseases could be prevented at the genetic level. Fri, 14 Nov 2025 21:56:04 EST https://www.sciencedaily.com/releases/2025/11/251114041214.htm https://www.sciencedaily.com/releases/2025/11/251110021114.htm Researchers identified SGK1 as a key chemical connecting childhood trauma to depression and suicidal behavior. High SGK1 levels were found in the brains of suicide victims and in people with genetic variants linked to early adversity. Drugs that block SGK1 could offer a new kind of antidepressant, especially for patients resistant to SSRIs. Mon, 10 Nov 2025 10:28:58 EST https://www.sciencedaily.com/releases/2025/11/251110021114.htm https://www.sciencedaily.com/releases/2025/11/251108083910.htm Sertraline (Zoloft) may relieve emotional symptoms of depression and anxiety within two weeks, while physical side effects stabilize later. The research highlights how antidepressants can act on specific symptom networks rather than uniformly across all aspects of depression. Sat, 08 Nov 2025 23:51:50 EST https://www.sciencedaily.com/releases/2025/11/251108083910.htm https://www.sciencedaily.com/releases/2025/11/251103092957.htm Duke-NUS scientists unveiled BrainSTEM, a revolutionary single-cell map that captures the full cellular diversity of the developing human brain. The project’s focus on dopamine neurons provides crucial insight for Parkinson’s treatment. Their findings reveal flaws in current lab-grown models while offering a precise, open-source standard for future research. It’s a leap toward more accurate brain modeling and powerful cell-based therapies. Mon, 03 Nov 2025 10:09:14 EST https://www.sciencedaily.com/releases/2025/11/251103092957.htm https://www.sciencedaily.com/releases/2025/10/251012054604.htm Different types of depression affect the body in different ways. Atypical, energy-related depression raises the risk of diabetes, while melancholic depression increases the likelihood of heart disease. Scientists say these differences reflect distinct biological pathways and highlight the need for personalized mental and physical health care. Sun, 12 Oct 2025 21:10:28 EDT https://www.sciencedaily.com/releases/2025/10/251012054604.htm https://www.sciencedaily.com/releases/2025/09/250919085244.htm Scientists have uncovered how exercise suppresses appetite through a surprising molecular pathway. A compound called Lac-Phe, produced during intense workouts, directly quiets hunger neurons in the brain while boosting appetite-suppressing ones, causing mice to eat less without side effects. This discovery reveals a natural mechanism linking physical activity and reduced hunger, paving the way for new obesity treatments. Sat, 20 Sep 2025 12:07:39 EDT https://www.sciencedaily.com/releases/2025/09/250919085244.htm https://www.sciencedaily.com/releases/2025/09/250902085158.htm Overactivation of dopamine neurons may directly drive their death, explaining why movement-controlling brain cells degenerate in Parkinson’s. Mice with chronically stimulated neurons showed the same selective damage seen in patients, along with molecular stress responses. Targeting this overactivity could help slow disease progression. Wed, 03 Sep 2025 04:57:28 EDT https://www.sciencedaily.com/releases/2025/09/250902085158.htm https://www.sciencedaily.com/releases/2025/08/250802022920.htm New research suggests that multiple sclerosis (MS) may quietly begin affecting the body up to 15 years before the first obvious neurological symptoms appear. Researchers found a steady increase in healthcare visits related to vague symptoms like fatigue, pain, and mental health issues, with noticeable patterns of doctor consultations long before diagnosis. Sat, 02 Aug 2025 12:08:54 EDT https://www.sciencedaily.com/releases/2025/08/250802022920.htm https://www.sciencedaily.com/releases/2025/07/250717013903.htm Premature menopause isn t just a hormonal issue it s a deeply emotional one for many women. A new study reveals that almost 30% experience depression, and it s not just about hormone loss but also grief, identity, and support systems. Thu, 17 Jul 2025 01:39:03 EDT https://www.sciencedaily.com/releases/2025/07/250717013903.htm https://www.sciencedaily.com/releases/2025/07/250706081848.htm Ambroxol, long used for coughs in Europe, stabilized symptoms and brain-damage markers in Parkinson’s dementia patients over 12 months, whereas placebo patients worsened. Those with high-risk genes even saw cognitive gains, hinting at real disease-modifying power. Sun, 06 Jul 2025 09:01:26 EDT https://www.sciencedaily.com/releases/2025/07/250706081848.htm https://www.sciencedaily.com/releases/2025/07/250703230641.htm Stanford researchers discovered that dialing down an overactive enzyme, LRRK2, can regrow lost cellular “antennae” in key brain cells, restoring vital dopamine communication and neuroprotective signals in a mouse model of genetic Parkinson’s. After three months on the LRRK2-blocking drug MLi-2, damaged circuits revived and early signs of neuronal recovery emerged, hinting that timely treatment could not only halt but reverse disease progression—and perhaps benefit other Parkinson’s forms. Thu, 03 Jul 2025 23:44:37 EDT https://www.sciencedaily.com/releases/2025/07/250703230641.htm https://www.sciencedaily.com/releases/2025/06/250630073442.htm Scientists have uncovered a surprising sugar-related mechanism inside brain cells that could transform how we fight Alzheimer’s and other dementias. It turns out neurons don’t just store sugar for fuel—they reroute it to power antioxidant defenses, but only if an enzyme called GlyP is active. When this sugar-clearing system is blocked, toxic tau protein builds up and accelerates brain degeneration. Mon, 30 Jun 2025 10:04:28 EDT https://www.sciencedaily.com/releases/2025/06/250630073442.htm https://www.sciencedaily.com/releases/2025/06/250627021847.htm Misbehaving T cells light up long before Parkinson’s symptoms show, zeroing in on vulnerable brain proteins. Their early surge could double as an alarm bell and a target for stop-it-early treatments. Fri, 27 Jun 2025 05:49:32 EDT https://www.sciencedaily.com/releases/2025/06/250627021847.htm https://www.sciencedaily.com/releases/2025/06/250625001724.htm Washington University researchers found that raising a molecule called ApoM helps eye cells sweep away harmful cholesterol deposits linked to age-related macular degeneration, potentially preventing vision loss, and the same trick might aid failing hearts too. Wed, 25 Jun 2025 00:39:21 EDT https://www.sciencedaily.com/releases/2025/06/250625001724.htm https://www.sciencedaily.com/releases/2025/06/250607103056.htm New research reveals a surprising downside to calorie-cutting diets: a link to higher levels of depressive symptoms, especially in men and those who are overweight. Despite popular beliefs that healthy eating boosts mental wellness, real-life restrictive diets may be nutritionally unbalanced, potentially harming emotional and cognitive health. Sat, 07 Jun 2025 10:30:56 EDT https://www.sciencedaily.com/releases/2025/06/250607103056.htm https://www.sciencedaily.com/releases/2025/05/250528131639.htm Neurons deep in the brain not only help to initiate movement -- they also actively suppress it, and with astonishing precision. The findings are especially relevant for better understanding neurological disorders such as Parkinson's disease. Wed, 28 May 2025 13:16:39 EDT https://www.sciencedaily.com/releases/2025/05/250528131639.htm https://www.sciencedaily.com/releases/2025/05/250521124629.htm A mechanism involving potassium channels in the brain that control brain cell activity could provide a new and fundamentally different way of treating depression symptoms in adults with major depressive disorder. Wed, 21 May 2025 12:46:29 EDT https://www.sciencedaily.com/releases/2025/05/250521124629.htm https://www.sciencedaily.com/releases/2025/05/250515191148.htm Successfully treating type 2 diabetes may involve focusing on brain neurons, rather than simply concentrating on obesity or insulin resistance, according to a new study. For several years, researchers have known that hyperactivity of a subset of neurons located in the hypothalamus, called AgRP neurons, is common in mice with diabetes. Thu, 15 May 2025 19:11:48 EDT https://www.sciencedaily.com/releases/2025/05/250515191148.htm https://www.sciencedaily.com/releases/2025/05/250514204520.htm Mindfulness-based therapy can offer significant relief for individuals who are still depressed after receiving treatment, according to a new clinical trial. Wed, 14 May 2025 20:45:20 EDT https://www.sciencedaily.com/releases/2025/05/250514204520.htm https://www.sciencedaily.com/releases/2025/05/250514141651.htm For millions of people around the world with essential tremor, everyday activities from eating and drinking to dressing and doing basic tasks can become impossible. This common neurological movement disorder causes uncontrollable shaking, most often in the hands, but it can also occur in the arms, legs, head, voice, or torso. Essential tremor impacts an estimated 1 percent of the worldwide population and around 5 percent of people over 60. Investigators have now identified a specific subregion of the brain's thalamus that, when included during magnetic resonance-guided focused ultrasound (MRgFUS) treatment, can result in optimal and significant tremor improvements while reducing side effects. Wed, 14 May 2025 14:16:51 EDT https://www.sciencedaily.com/releases/2025/05/250514141651.htm https://www.sciencedaily.com/releases/2025/05/250514111245.htm Postpartum maternal mental health and mother-to-infant bonding are well-established as critical factors in a child's psychosocial development. However, few studies have explored the combined impact of postpartum maternal depression and early bonding experiences on emotional and behavioral difficulties during middle childhood. A new study reveals significant associations between postpartum depression, mother-to-infant bonding, and child difficulties. Notably, secure early bonding was found to partially buffer the long-term effects of postpartum depression on child outcomes. Wed, 14 May 2025 11:12:45 EDT https://www.sciencedaily.com/releases/2025/05/250514111245.htm https://www.sciencedaily.com/releases/2025/05/250513150241.htm Hormone levels fluctuate like the tides, ebbing and flowing according to carefully orchestrated cycles. These hormones not only influence the body, but can cross into the brain and shape the behavior of our neurons and cognitive processes. Recently, researchers used modern laser microscopy techniques to observe how fluctuations in ovarian hormones shape both the structure and function of neurons in the mouse hippocampus, a brain region crucial for memory formation and spatial learning in mammals. They found that hormone fluctuations during the mouse estrous cycle, a 4-day cycle analogous to the 28-day human menstrual cycle, powerfully influence the shape and behavior of hippocampal neurons. Tue, 13 May 2025 15:02:41 EDT https://www.sciencedaily.com/releases/2025/05/250513150241.htm https://www.sciencedaily.com/releases/2025/05/250512165549.htm Researchers confirm and explore the role of estrogen-related receptors in regulating energy production in muscle cells during exercise. The findings indicate that developing a drug to boost estrogen-related receptors could be a powerful way to restore energy supplies in people with metabolic disorders, such as muscular dystrophy. Mon, 12 May 2025 16:55:49 EDT https://www.sciencedaily.com/releases/2025/05/250512165549.htm https://www.sciencedaily.com/releases/2025/05/250501164011.htm A team of researchers has made a discovery in fruit flies that could change the way we understand brain diseases like Alzheimer's and Parkinson's in humans. The scientists found that Eato -- a fruit-fly protein whose counterparts in mammals were already known for helping brain cells get rid of harmful fats -- actually has a much bigger job. It not only protects neurons (brain cells), from being destroyed, but also increases the efficiency by which other cells, called phagocytes, clean up damaged neurons. Thu, 01 May 2025 16:40:11 EDT https://www.sciencedaily.com/releases/2025/05/250501164011.htm https://www.sciencedaily.com/releases/2025/04/250429102846.htm Depression in young teens could be easier to treat than in adulthood due to the symptoms being more flexible and not yet ingrained, a study shows. Tue, 29 Apr 2025 10:28:46 EDT https://www.sciencedaily.com/releases/2025/04/250429102846.htm https://www.sciencedaily.com/releases/2025/04/250422131542.htm Oral hormone therapy may benefit heart health in menopausal women. A new analysis of data from the Women's Health Initiative found that estrogen-based oral hormone therapy had a long-term beneficial effect on biomarkers of cardiovascular health, including cholesterol. Tue, 22 Apr 2025 13:15:42 EDT https://www.sciencedaily.com/releases/2025/04/250422131542.htm https://www.sciencedaily.com/releases/2025/04/250419211922.htm Five-year-olds exposed to paternal depression are more likely to have behavioral issues in grade school, researchers find. Sat, 19 Apr 2025 21:19:22 EDT https://www.sciencedaily.com/releases/2025/04/250419211922.htm https://www.sciencedaily.com/releases/2025/04/250417145117.htm Some medications are seen as a 'fix-all' solution, not addressing the root problem. Thu, 17 Apr 2025 14:51:17 EDT https://www.sciencedaily.com/releases/2025/04/250417145117.htm https://www.sciencedaily.com/releases/2025/04/250416164526.htm A team of researchers has identified a promising new approach that may one day help to restore vision in people affected by macular degeneration and other retinal disorders. Wed, 16 Apr 2025 16:45:26 EDT https://www.sciencedaily.com/releases/2025/04/250416164526.htm https://www.sciencedaily.com/releases/2025/04/250414134922.htm A groundbreaking open-source computer program uses artificial intelligence to analyze videos of patients with Parkinson's disease and other movement disorders. The tool, called VisionMD, helps doctors more accurately monitor subtle motor changes, improving patient care and advancing clinical research. Mon, 14 Apr 2025 13:49:22 EDT https://www.sciencedaily.com/releases/2025/04/250414134922.htm https://www.sciencedaily.com/releases/2025/04/250414124657.htm A new study suggests that perceived stress and depression factor into the relationship between insomnia and hazardous drinking -- perhaps not a surprise. But because the relationship between insomnia and heavy drinking goes in both directions, the influence of stress or depression depends on which condition came first, the analysis found. Mon, 14 Apr 2025 12:46:57 EDT https://www.sciencedaily.com/releases/2025/04/250414124657.htm https://www.sciencedaily.com/releases/2025/04/250410130757.htm Nursing poses major metabolic demands on mothers, to which they respond by eating more and saving energy to sustain milk production. There are significant hormonal changes during lactation, but how they lead to metabolic adaptations in nursing mothers remained unclear. Medical researchers uncovered a mechanism that connects prolactin, estrogen, the brain and metabolic adaptations during lactation. Thu, 10 Apr 2025 13:07:57 EDT https://www.sciencedaily.com/releases/2025/04/250410130757.htm https://www.sciencedaily.com/releases/2025/04/250407114004.htm New research shows that the adult brain can generate new neurons that integrate into key motor circuits, findings that may point to a new way to treat neurogenerative disorders. Mon, 07 Apr 2025 11:40:04 EDT https://www.sciencedaily.com/releases/2025/04/250407114004.htm https://www.sciencedaily.com/releases/2025/04/250407113956.htm Scientists find the protein IL-17 that fights infection also acts on the brain, inducing anxiety or sociability. This adds to evidence that immune molecules can influence behavior during illness. Mon, 07 Apr 2025 11:39:56 EDT https://www.sciencedaily.com/releases/2025/04/250407113956.htm https://www.sciencedaily.com/releases/2025/04/250403122824.htm New research shines light on how the brain interprets nutritional and hydration needs and turns them into action. Thu, 03 Apr 2025 12:28:24 EDT https://www.sciencedaily.com/releases/2025/04/250403122824.htm https://www.sciencedaily.com/releases/2025/03/250326154245.htm Scientists have gained greater clarity in the brain regions and neurons that control metabolism, body temperature and energy use. A team of researchers discovered which chemicals influence the signals that control how much energy the body uses. Researchers laid out the pathways, chemicals, neurons and brain regions that are activated. Wed, 26 Mar 2025 15:42:45 EDT https://www.sciencedaily.com/releases/2025/03/250326154245.htm https://www.sciencedaily.com/releases/2025/03/250325141530.htm Mothers experience major metabolic adaptations during pregnancy and lactation to support the development and growth of the new life. Although many metabolic changes have been studied, body temperature regulation and environmental temperature preference during and after pregnancy remain poorly understood. Researchers show that postpartum female mice develop new environmental temperature preferences and reveal brain changes mediating these changes. Tue, 25 Mar 2025 14:15:30 EDT https://www.sciencedaily.com/releases/2025/03/250325141530.htm