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Skeletal muscle
Skeletal muscle is a type of striated muscle, attached to the skeleton. Skeletal muscles are used to facilitate movement, by applying force to bones and joints; via contraction. They generally contract voluntarily (via nerve stimulation), although they can contract involuntarily.
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Health & Medicine News
January 3, 2026
Jan. 3, 2026 Time-restricted eating has been widely promoted as a simple way to boost metabolic health, but new research paints a more complicated picture. When calorie intake stayed the same, an eight-hour ...
Jan. 3, 2026 As spinal cord injuries increasingly affect older adults, new research reveals a surprising pattern in recovery. The study shows that aging does not appear to slow the healing of nerves themselves, with older patients regaining strength and ...
Jan. 3, 2026 A one-dose oral drug called zoliflodacin has proven highly effective against gonorrhoea in a major international trial. The pill matched the success of current treatments while avoiding injections and complex dosing. As antibiotic resistance ...
Jan. 3, 2026 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 ...
Jan. 3, 2026 Researchers discovered that clogged brain “drains” show up early in people at risk of Alzheimer’s disease. These blockages, easily seen on standard MRI scans, are tied to toxic protein buildup linked to memory loss and cognitive decline. In ...
Jan. 2, 2026 Menopause symptoms are common among female endurance athletes and often interfere with training and performance. A survey of women aged 40–60 who train regularly found high rates of sleep problems, exhaustion, anxiety, weight gain, and joint pain. ...
Jan. 2, 2026 Common diabetes drugs may do more than regulate blood sugar—they could also influence how cancers grow, spread, or slow down. Researchers are now unraveling how these medications affect immune function, inflammation, and tumor biology, with ...
Jan. 2, 2026 A new gel developed by McGill researchers could change how vocal cord injuries are treated. The injectable material lasts far longer than current options, staying intact for weeks instead of breaking down quickly. By acting like a molecular glue, it ...
Jan. 2, 2026 Dry eye disease affects millions of people, causing burning, redness, and constant eye fatigue that can worsen over time. Scientists now believe the problem may begin deep inside tear glands, where a vital cellular cleanup process fails to function ...
Jan. 1, 2026 A new study suggests the vagus nerve may be one of the heart’s most important defenders against aging. Researchers found that keeping this nerve connected to the heart helps protect heart cells and maintain strong pumping ability. Even partial ...
Jan. 1, 2026 Being active boosts your daily calorie burn more than previously thought. Researchers found that increased physical activity raises total energy use without triggering the body to conserve energy elsewhere. Basic functions keep running at full ...
Jan. 1, 2026 Scientists studying Alzheimer’s in African Americans have uncovered a striking genetic clue that may cut across racial lines. In brain tissue from more than 200 donors, the gene ADAMTS2 was significantly more active in people with Alzheimer’s ...
Latest Headlines
updated 12:56 pm ET
Dec. 31, 2025 A high-fat diet does more than overload the liver with fat. New research from MIT shows that prolonged exposure to fatty foods can push liver cells into a survival mode that quietly raises the risk ...
Dec. 31, 2025 A major update to how obesity is defined could push U.S. obesity rates to nearly 70%, according to a large new study. The change comes from adding waist and body fat measurements to BMI, capturing ...
Dec. 31, 2025 New research reveals a brighter side of ADHD, showing that adults who recognize and use their strengths feel happier, healthier, and less stressed. People with ADHD were more likely to identify ...
Dec. 31, 2025 Microplastics in rivers, lakes, and oceans aren’t just drifting debris—they’re constantly leaking invisible clouds of chemicals into the water. New research shows that sunlight drives this ...
Dec. 30, 2025 New research suggests that even light alcohol use may carry serious risks. A large study in India found that drinking just one standard drink a day is linked to a roughly 50% higher risk of mouth ...
Dec. 30, 2025 Cannabis products with higher THC levels may slightly reduce chronic pain, particularly nerve pain, according to a review of multiple clinical trials. The improvement was small and short-lived, while ...
Dec. 30, 2025 Letting a swear word fly when you’re struggling might do more than blow off steam—it could actually make you stronger. Research published by the American Psychological Association found that ...
Dec. 30, 2025 New research shows that women living near Superfund sites are more likely to develop aggressive and metastatic breast cancers. The studies found higher risks for hard-to-treat subtypes like ...
Dec. 29, 2025 As the immune system weakens with age, scientists have found a way to restore some of its lost strength. By delivering mRNA to the liver, they created a temporary source of immune-boosting signals ...
Dec. 29, 2025 After the January 2025 LA wildfires, hospitals recorded a surge in serious health problems. Emergency visits for heart attacks, lung illness, and general sickness rose sharply in the following three ...