Medicine News

Nanoparticle Therapy Reverses Alzheimer’s Progression in Mice

Alzheimer’s disease remains irreversible largely because the adult brain cannot replace lost neurons; Wang et al. present a Nano-ERASER-based Trim-Away system that enables adult neuroregeneration in Alzheimer’s brain. Image credit: Wang et al., doi: 10.1016/j.celbio.2026.100575.
Aug 26, 2026 by News Staff

Researchers at the University of South Carolina have developed a nanoparticle-based treatment that appears to improve performance on standard memory and learning tests as well as reduce brain inflammation and levels of amyloid-beta in mice with Alzheimer’s disease by converting star-shaped brain cells called astrocytes into functioning neurons. Alzheimer’s disease remains irreversible largely because the adult brain cannot replace lost neurons;...

read more...
TOFA helps cells burn extra energy with no change in food intake or exercise. Image credit: Kravaivan11.

Researchers Revive Decades-Old Drug to Fight Obesity

Aug 24, 2026 by News Staff

Scientists have identified a decades-old chemical compound as a promising new candidate for treating obesity and related metabolic diseases. TOFA helps...

Urolithin A is a metabolite compound produced when gut bacteria break down ellagitannins and ellagic acid, which are found in foods like pomegranates, berries, and walnuts. Image credit: Albrecht Fietz.

Natural Postbiotic Compound Shows Promise against Hard-to-Treat Heart Failure

Aug 21, 2026 by News Staff

Researchers at King’s College London have identified a surprising new therapeutic mechanism for a type of heart failure called heart failure with preserved...

Folic acid supplementation during pregnancy is the commonly accepted treatment to prevent neural tube defects.

Scientists Find Missing Piece in Folic Acid’s Role in Pregnancy

Aug 17, 2026 by News Staff

Researchers from the Hebrew University of Jerusalem and the Universidade NOVA de Lisboa have identified a molecular pathway that may explain how folic...

Allcott et al. show that increasing UMF grade of Manuka honey is associated with stronger antibacterial activity and that this activity cannot be explained by sugar content or methylglyoxal alone. Image credit: Estelle Heitz.

Manuka Honey’s Antibacterial Power Goes beyond Sugar and MGO: Study

Aug 12, 2026 by Natali Anderson

Manuka honey, the New Zealand product long touted for wound care, may also hold potential against bacteria that cause respiratory infections, including...

Andersson et al. found associations between nicotine use and anxiety, depression, sleep problems and suicidal thoughts among teenagers, with girls appearing particularly vulnerable. Image credit: Roland Mey.

Nicotine Use in Teens Tied to Anxiety and Depression, New Studies Find

Aug 11, 2026 by News Staff

In three new studies, researchers at the University of Gothenburg found that adolescents who use nicotine — including e-cigarettes and nicotine pouches...

Potassium-rich foods include fruits, vegetables, legumes and dairy. Image credit: Jasmine Lin.

Scientists Propose New Strategy in Fight against High Blood Pressure

Aug 4, 2026 by Natali Anderson

In a perspective paper published in The American Journal of Clinical Nutrition, a team of researchers and health experts calls for a ‘paradigm shift’...

Long-term financial stress accelerates age-related cognitive decline. Image credit: Thomas Breher.

Decades of Financial Hardship Linked to Faster Brain Aging

Jul 28, 2026 by Natali Anderson

A large British study spanning more than 70 years has found that people who experience chronic money struggles over their working lives show measurable...

Teenagers who regularly skipped breakfast improved the quality of their diets when they began eating a morning meal. Image credit: Pexels.

New Study Finds Eating Breakfast Boosts Diet Quality in Teens Who Usually Skip It

Jul 27, 2026 by Natali Anderson

Adding breakfast back into the daily routine of teens around age 18 who habitually skip the meal can meaningfully improve their nutrition, with the biggest...

Marcus et al. conclude that moderate caffeine or coffee consumption is safe for most adults and is linked to a lower risk of several cardiovascular conditions, including coronary heart disease, stroke, heart failure and atrial fibrillation, as well as hypertension and type 2 diabetes. Image credit: Sci.News.

Moderate Coffee and Caffeine Intake Poses Little Heart Risk, and May Even Help

Jul 20, 2026 by News Staff

In a new review paper, Dr. Gregory Marcus from the University of California, San Francisco and colleagues analyzed decades of research on how caffeine...

New research makes a case that runs against two different strands of popular nutrition advice at once: that water at meals is a simple ally in eating less, and that spicy food is something to approach with caution if you're watching what you eat; the research showed the opposite might be true: water tracked with eating more, and spice tracked with eating less. Image credit: Yukuaikuai.

Researchers Challenge Long-Held Beliefs about Water, Spicy Food and Digestion

Jul 20, 2026 by News Staff

A new review of previous studies in the journal Appetite undercuts the popular belief that water fills you up at the table. Meanwhile, a companion study...

The study sheds new light on the link between sleep deprivation and obesity. Image credit: Sweet Briar College.

Losing Even 80 Minutes of Sleep a Night Linked to Weight Gain

Jul 15, 2026 by News Staff

New research from Columbia University found that adults who cut their sleep by about 80 minutes for six weeks packed on a pound (0.45 kg) and moved less...

Sotos-Prieto et al show that modifying dietary habits can have a significant impact on health outcomes. Image credit: Silvia Rita.

Beans and Broccoli Linked to Lower Heart Risk in Young Adults

Jul 13, 2026 by Enrico de Lazaro

A new analysis of data from the Western Australian-based Raine Study suggests that two humble vegetable groups — legumes and cruciferous vegetables...

van der Merwe et al. assessed whether chronotype is associated with dietary intake (energy; nutrients), meal timing, body composition markers, and metabolic biomarkers in healthy European and Pacific New Zealand women. Image credit: RitaE.

Night Owls Eat Less at Breakfast, More at Midnight, Study Says

Jul 8, 2026 by Natali Anderson

People who naturally stay up late may be more prone to obesity and poorer metabolic health in part because they consume more of their daily calories late...

Long-term use of melatonin supplements, often used to promote sleep and address insomnia, was associated with a higher risk of heart failure diagnosis. Image credit: Gemini AI.

Common Sleep Supplement May Also Ease Chronic Musculoskeletal Pain, Study Suggests

Jul 1, 2026 by Natali Anderson

A large review of clinical trials published this week in the journal PAIN suggests that melatonin — the over-the-counter sleep supplement taken by...

Zheng et al. uncovered a link between higher levels of daytime light exposure and a lower risk of dementia. Image credit: Zheng et al., doi: 10.1002/gps3.70039.

Getting Enough Bright Light during the Day May Help Protect against Dementia

Jun 25, 2026 by Enrico de Lazaro

Researchers at Guangzhou Medical University tracked nearly 88,000 people for over eight years, finding a significant link between daytime light exposure...

Mostly plant-based low-amino-acid diets have the most potent effects on healthspan but require moderate methionine intake to minimize frailty. Image credit: Fanti et al., doi: 10.1016/j.cmet.2026.05.015.

Modified Mediterranean Diet Extends Healthy Lifespan in Mice: Study

Jun 25, 2026 by News Staff

In a new animal study published in the journal Cell Metabolism, scientists found that adding a precise amount of a single amino acid to a low-protein,...

Using the APP/PS1 mouse model of familial Alzheimer’s disease, Pyun et al. investigated the effect of Cu(ATSM) on brain microvascular abundance and function of P-glycoprotein and the associated effects on exogenous amyloid-beta clearance, brain amyloid burden, and cognitive function. Image credit: Pyun et al., doi: 10.1021/acschemneuro.6c00252.

Experimental Copper-Based Drug Clears Alzheimer’s Plaques and Boosts Memory in Mice

Jun 15, 2026 by News Staff

Copper diacetyl bis(4-methyl-3-thiosemicarbazone), or Cu(ATSM), restored a key waste-removal system in the brain, reducing toxic amyloid-beta buildup and...

Rasheed Ahmad & Fatemah Bahman revealed that a sucrose-free low-fat diet notably disrupted gut microbial diversity and composition, leading to a depletion of short-chain fatty acid-producing commensal bacteria -- such as Lactobacillus murinus and Lachnospiraceae -- and an enrichment of pro-inflammatory or stress-adapted species, including Helicobacter ganmani, Odoribacter splanchnicus, and Alistipes spp. Image credit: Lourdes Alvarez.

Eliminating Sucrose from Low-Fat Diet Alters Gut Microbiome, Animal Study Suggests

Jun 15, 2026 by News Staff

In a mouse study conducted by scientists at the Dasman Diabetes Institute in Kuwait, rodents fed a sucrose-free diet developed insulin resistance, gut...

People who drink a glass of 100% fruit juice or a smoothie each day as part of the UK’s 5-a-day healthy eating guidance see improvements in their mental wellbeing. Image credit: Joseph Mucira.

Daily Glass of Fruit Juice May Lift Your Mood: Study

Jun 1, 2026 by Natali Anderson

In a small randomized trial in the United Kingdom, adults who added a serving of 100% fruit juice or a smoothie to a healthier diet reported lower depression...

© 2011-2026. Sci.News. All Rights Reserved. | Back to top