Alzheimer's Research News

June 28, 2026

Top Headlines

Scientists Reprogram Brain Immune Cells to Fight Alzheimer’s

June 19, 2026 A newly identified molecule called OLE helped restore the brain’s immune cells to a more protective state in Alzheimer’s models. The treatment reduced toxic plaque buildup and improved memory, raising hopes for a new therapeutic ...

Scientists May Have Found What Really Triggers Alzheimer’s Disease

June 18, 2026 Scientists may have uncovered a hidden trigger behind Alzheimer’s disease. Instead of plaques being the root cause, amyloid beta appears to interfere with tau, a protein that helps keep neurons functioning properly. This disruption could set off ...

10 Surprising Ways Diabetes and Dementia Are Connected

June 16, 2026 Diabetes and dementia appear to be closely intertwined, with each condition potentially influencing the other. Problems with insulin and glucose can affect the brain’s energy supply, increase inflammation, and damage blood vessels linked to memory ...

Copper Drug Clears Toxic Alzheimer’s Proteins and Restores Memory

June 16, 2026 A copper-based compound restored the brain’s ability to clear toxic Alzheimer’s proteins, dramatically reducing amyloid buildup and improving memory in laboratory experiments. The findings point to a potentially fast-tracked new treatment ...

Scientists Found a New Alzheimer’s Trigger and a Drug That Stops It

June 8, 2026 Researchers have identified a new Alzheimer’s target and created an experimental compound that blocks a damaging process inside brain cells. In mice, the treatment slowed nerve cell loss, reduced Alzheimer’s-related changes, and even appeared to ...

Hidden Driving Danger When Edible Cannabis and Alcohol Mix

May 29, 2026 Using cannabis edibles and alcohol together may make drivers far more impaired than either substance alone, according to new research from Johns Hopkins. Even more concerning, common field sobriety tests often failed to detect the cannabis-related ...

Scientists Say Guava Juice Could Make Iron Supplements Work Better

May 27, 2026 Researchers found that drinking guava juice may significantly improve anemia by helping the body absorb iron more efficiently. In a review of 17 studies, women and teenage girls who consumed guava juice — especially with iron supplements — ...

Common Heart Drug Taken by Millions Found Useless — And Possibly Dangerous

May 25, 2026 A massive international study could upend 40 years of heart attack treatment. Researchers found that beta blockers—routinely prescribed after uncomplicated heart attacks—offered no real benefit ...

Scientists Found a Hidden Alzheimer’s Trigger and Shut It Down

May 20, 2026 A newly identified enzyme called IDOL could become a major new target in the fight against Alzheimer’s disease. Researchers found that removing it from neurons sharply reduced amyloid plaques and improved key brain processes linked to resilience ...

Scientists Reverse Alzheimer’s in Mice with Breakthrough Nanotechnology

May 17, 2026 A new nanotechnology treatment reversed Alzheimer’s symptoms in mice by restoring the brain’s natural cleanup system. The specially engineered nanoparticles helped clear toxic amyloid proteins from the brain and repair the blood-brain barrier, ...

Scientists Reversed Memory Loss by Recharging the Brain’s Tiny Engines

May 16, 2026 Researchers have shown for the first time that malfunctioning mitochondria — the cell’s energy generators — may directly cause cognitive decline in neurodegenerative diseases. By creating a new tool that temporarily boosts mitochondrial ...

Is Cannabis Safe After 65? Stanford Experts Reveal 5 Risks Older Adults Should Know

May 15, 2026 Cannabis use among older adults is rising fast, but today’s marijuana is far more potent than many people realize — and experts warn the risks may be underestimated. Stanford Medicine specialists ...

Latest Headlines

updated 2:45pm EDT

This Daily Habit Could Lower Dementia Risk by 35%, Scientists Say

May 13, 2026 A huge long-term study found that drinking two to three cups of coffee a day was linked to a much lower risk of dementia, especially before age 75. Researchers say caffeine may help keep brain cells ...

This Simple Amino Acid Supplement Greatly Reduces Alzheimer’s Damage

May 4, 2026 A new study suggests a surprisingly simple compound could help fight Alzheimer’s disease. Researchers found that arginine—an inexpensive amino acid already considered safe—can reduce the ...

Alzheimer’s Drugs May Not Work and Could Raise Brain Risks

May 4, 2026 Drugs designed to clear amyloid beta from the brain—once seen as a promising path to slowing Alzheimer’s—may not actually help patients in any meaningful way, according to a major review of ...

Boosting One Protein Helps the Brain Fight Alzheimer’s

May 2, 2026 Scientists have discovered a way to help the brain clean itself of harmful Alzheimer’s plaques by activating its own support cells. By increasing a protein called Sox9, researchers were able to ...

Scientists Discover a Hidden Brain “cleaning” Effect Triggered by Movement

May 1, 2026 Scientists have uncovered a surprising link between simple body movement and brain health: every time you tighten your abdominal muscles—even ...

Scientists Restore Memory by Blocking a Single Alzheimer’s Protein

Apr. 30, 2026 Researchers have identified a new potential weapon against Alzheimer’s: blocking a protein called PTP1B. In mice, this approach boosted memory and helped brain immune cells clear harmful plaque ...

These 80-Year-Olds Have the Memory of 50-Year-Olds. Scientists Now Know Why

Apr. 23, 2026 A rare group of adults over 80, known as SuperAgers, are rewriting what we thought was possible for the aging brain. With memory abilities comparable to people decades younger, their brains either ...

Scientists Say We’ve Been Treating Alzheimer’s All Wrong

Apr. 10, 2026 Alzheimer’s isn’t just one problem—it’s a tangled mix of biology, aging, and overall health. That’s why drugs targeting a single factor have fallen short, even as new treatments show modest ...

This “rotten Egg” Brain Gas Could Be the Key to Fighting Alzheimer’s Disease

Apr. 8, 2026 Scientists have uncovered a surprising new player in Alzheimer’s disease: a protein called CSE that helps produce tiny amounts of hydrogen sulfide ...

Scientists Just Watched Alzheimer’s Damage Happen in Real Time

Apr. 7, 2026 Scientists at Oregon State University have captured something researchers have long struggled to see: the real-time chemical interactions that help drive Alzheimer’s disease. By watching how metal ...

Scientists Discover Why Your Appetite Suddenly Disappears When You’re Sick

Mar. 28, 2026 Scientists have uncovered how your body actually tells your brain to stop eating when you’re sick. In a new study, researchers found that specialized cells in the gut detect parasites and send ...

Cannabis Study Finds THC Can Create False Memories

Mar. 11, 2026 THC doesn’t just blur memories—it can create new ones that never happened. In a controlled experiment, cannabis users were much more likely to recall words that were never shown and struggled ...

A Surprising Blood Protein Pattern May Reveal Alzheimer’s

Mar. 12, 2026 A new study suggests Alzheimer’s disease may be detectable through subtle shape changes in proteins found in the blood. Researchers discovered that structural differences in three blood proteins ...

Scientists Turn Brain Cells Into Alzheimer’s Plaque Cleaners

Mar. 11, 2026 Scientists have developed a promising new approach to treating Alzheimer’s disease by turning ordinary brain cells into powerful plaque-clearing machines. Instead of requiring frequent antibody ...

Iron Outperforms Rare Metals in Stunning Chemistry Advance

Feb. 27, 2026 Researchers at Nagoya University have created a more efficient iron-based photocatalyst that could reduce the need for rare and expensive metals in advanced chemistry. Unlike earlier designs, the new ...

Alzheimer’s May Begin With a Silent Drop in Brain Blood Flow

Feb. 24, 2026 Subtle changes in brain blood flow and oxygen use are closely linked to hallmark signs of Alzheimer’s, including amyloid plaques and memory-related brain shrinkage. Simple, noninvasive scans may ...

Simple Blood Test Can Forecast Alzheimer’s Years Before Memory Loss

Feb. 23, 2026 Scientists have created a blood test that can estimate when Alzheimer’s symptoms are likely to begin. By measuring a protein called p-tau217, the model predicts symptom onset within roughly three ...

Just 5 Weeks of Brain Training May Protect Against Dementia for 20 Years

Feb. 11, 2026 A simple brain-training program that sharpens how quickly older adults process visual information may have a surprisingly powerful long-term payoff. In a major 20-year study of adults 65 and older, ...

“Celtic Curse” Hotspots Found in Scotland and Ireland With 1 in 54 at Risk

Feb. 21, 2026 Researchers have mapped the genetic risk of hemochromatosis across the UK and Ireland for the first time, uncovering striking hotspots in north-west Ireland and the Outer Hebrides. In some regions, ...

A Silent Brain Disease Can Quadruple Dementia Risk

Feb. 1, 2026 Researchers studying nearly 2 million older adults found that cerebral amyloid angiopathy sharply raises the risk of developing dementia. Within five years, people with the condition were far more ...

Alzheimer’s Scrambles Memories While the Brain Rests

Feb. 1, 2026 When the brain rests, it usually replays recent experiences to strengthen memory. Scientists found that in Alzheimer’s-like mice, this replay still occurs — but the signals are jumbled and poorly ...

Obesity and High Blood Pressure May Directly Cause Dementia

Jan. 26, 2026 A new genetic study suggests that obesity and high blood pressure may play a direct role in causing dementia, not just increasing the risk. By analyzing data from large populations in Denmark and the ...

Cannabis Was Touted for Nerve Pain. The Evidence Falls Short

Jan. 19, 2026 Cannabis-based medicines have been widely promoted as a potential answer for people living with chronic nerve pain—but a major new review finds the evidence just isn’t there yet. After analyzing ...

Hearing Aids Didn’t Boost Memory Tests but Dementia Risk Dropped

Feb. 9, 2026 A long-term study of older adults with moderate hearing loss found that hearing aids did not lead to better performance on memory or thinking tests, but the story did not end there. Over seven years, ...

Massive Brain Study Reveals Why Memory Loss Can Suddenly Speed Up With Age

Jan. 14, 2026 A massive international brain study has revealed that memory decline with age isn’t driven by a single brain region or gene, but by widespread structural changes across the brain that build up over ...

This One Gene May Explain Most Alzheimer’s Cases

Jan. 23, 2026 Alzheimer’s may be driven far more by genetics than previously thought, with one gene playing an outsized role. Researchers found that up to nine in ten cases could be linked to the APOE gene — ...

Scientists Find ‘master Regulator’ That Could Reverse Brain Aging

Jan. 16, 2026 Researchers have identified OTULIN, an immune-regulating enzyme, as a key trigger of tau buildup in the brain. When OTULIN was disabled, tau vanished from neurons and brain cells remained healthy. ...

A Bold New Plan Could Finally Cure Type 1 Diabetes

Mar. 2, 2026 Researchers are developing a two-part therapy for type 1 diabetes: lab-made insulin-producing cells paired with custom-engineered immune cells that protect them. The goal is to stop the immune system ...

A 25-Year Study Found an Unexpected Link Between Cheese and Dementia

Feb. 4, 2026 A massive Swedish study tracking nearly 28,000 people for 25 years found an unexpected link between full-fat dairy and brain health. Among adults without a genetic risk for Alzheimer’s, eating more ...

A Weak Body Clock May Be an Early Warning for Dementia

Jan. 3, 2026 Your daily rhythm may matter more for brain health than previously thought. Older adults with weaker, more disrupted activity patterns were far more likely to develop dementia than those with steady ...