- Scientists find a bone-building switch that could fight osteoporosis
An experimental compound called AP503 significantly strengthened bones in mice by activating GPR133, a receptor that boosts bone formation while slowing bone loss. Because the same treatment has also been linked to stronger muscles, researchers see intriguing potential for combating age-related decline and osteoporosis.
- 2 days ago 9 Sep 26, 7:22pm -
- Ozempic and Wegovy linked to nearly 40% fewer asthma attacks
Semaglutide, the drug found in Ozempic and Wegovy, was linked to nearly 40% fewer asthma attacks in a large real-world study. It was also associated with about 20% fewer COPD flare-ups. Researchers say GLP-1 drugs may offer respiratory benefits in addition to their effects on diabetes and obesity, but clinical trials are needed to confirm the findings.
- 2 days ago 9 Sep 26, 6:36pm -
- Caffeine may flip an ancient cellular switch linked to slower aging
Scientists found that caffeine activates an ancient cellular energy system involved in stress resistance, DNA repair, and growth. The discovery could help explain caffeine’s links to healthier aging and may point toward new ways to target the same pathway.
- 2 days ago 9 Sep 26, 5:58am -
- Scientists discover a powerful new antivenom hidden in rattlesnake blood
Researchers discovered that combinations of toxin-blocking proteins naturally found in rattlesnake blood can powerfully neutralize venom from several dangerous snake species. In lab tests, the mixtures were about 10 times more potent than a current commercial antivenom, pointing toward a new generation of nature-inspired snakebite treatments.
- 3 days ago 8 Sep 26, 7:24pm -
- Your personality may be more genetic than scientists realized
More than 1,200 genetic variants have been linked to the Big Five personality traits, and many of the same variants are also associated with health, longevity, careers, income, and everyday habits. The findings reveal a surprisingly wide genetic connection between personality and life outcomes while showing that environment still plays a powerful role.
- 3 days ago 8 Sep 26, 7:10pm -
- Ozempic and Wegovy may have an unexpected mental health benefit
Semaglutide, the drug behind Ozempic and Wegovy, may have benefits that extend well beyond weight loss and diabetes. In a large Swedish study of nearly 15,000 people with bipolar disorder, its use was linked to a 21% lower risk of psychiatric hospitalization. Researchers think effects on inflammation and brain-related biological pathways could help stabilize mood, though other GLP-1 drugs did not show the same association.
- 3 days ago 8 Sep 26, 6:29pm -
- Scientists observe Einstein’s gravity in the quantum world for the first time
Physicists have directly observed a long-predicted quantum effect of gravity, putting one of Einstein’s foundational ideas to a striking new test. Using ultracold atoms, researchers split an atom’s quantum wave so that one part was held in place while the other fell freely under gravity, then reunited the two to measure the tiny difference that emerged.
- 3 days ago 8 Sep 26, 5:39pm -
- Scientists find a new weakness in treatment-resistant prostate cancer
Researchers have found a potential way to attack prostate cancers that evade treatment by changing their cellular identity. Combining two types of drugs reversed many of these changes and sharply slowed tumor growth in preclinical experiments, offering a possible new strategy for aggressive, treatment-resistant disease.
- 3 days ago 8 Sep 26, 4:16pm -
- Early statin use linked to 15% lower dementia risk
Starting statins soon after a type 2 diabetes diagnosis may do more than protect the heart. In a nationwide Danish study of more than 132,000 people, those who began statin treatment within a year of diagnosis had a 15% lower relative risk of developing dementia over 10 years compared with those who did not start statins.
- 3 days ago 8 Sep 26, 1:07pm -
- Scientists discover a hidden immune signal that helps spinal cords regrow
A surprising immune system signal may help explain why zebrafish can regenerate damaged spinal cords so effectively. Researchers found that certain neutrophils release Il-4, which calms harmful inflammation and allows injured nerve fibers to grow again. Without these cells, healing stalled, but adding Il-4 restored regeneration. Scientists now want to know whether the same mechanism could someday be harnessed to improve spinal cord repair in humans.
- 3 days ago 8 Sep 26, 6:01am -
- Common dry-cleaning chemical linked to triple the risk of liver scarring
A chemical commonly used in dry cleaning and found in some household products may be an overlooked threat to liver health. Researchers found that people with detectable levels of tetrachloroethylene (PCE) in their blood were three times more likely to have significant liver fibrosis, a dangerous buildup of scar tissue that can eventually lead to liver failure or cancer. The risk climbed sharply as PCE levels increased, even after accounting for factors such as age, sex, race, education, alcohol…
- 3 days ago 8 Sep 26, 4:35am -
- Scientists say love follows hidden mathematical rules
Could math help explain why some relationships survive life’s inevitable stresses while others slowly fall apart? Researchers have spent decades developing mathematical models that treat romantic feelings as changing systems, revealing patterns in attraction, emotional reactions, conflict, and recovery.
- 4 days ago 7 Sep 26, 2:28pm -
- Cialis linked to higher glaucoma risk in large study
A large study of nearly 74,000 men suggests that long-term use of tadalafil, best known as Cialis, may be linked to a higher risk of glaucoma and other eye pressure problems. Men prescribed the drug for urinary symptoms caused by an enlarged prostate were 22% more likely to develop glaucoma, 32% more likely to develop ocular hypertension, and 33% more likely to be diagnosed with primary open-angle glaucoma or start glaucoma treatment over five years.
- 4 days ago 7 Sep 26, 12:33pm -
- Your gut microbiome may be more contagious than scientists thought
Scientists have found evidence that some gut bacterial populations can spread rapidly between people and across continents, suggesting the microbiome may be more transmissible than previously thought. The research also revealed hidden bacterial groups associated with aging, colorectal cancer, inflammatory bowel disease, and type 2 diabetes.
- 4 days ago 7 Sep 26, 12:04pm -
- Cancer cases could surge 67% worldwide by 2050
Cancer is becoming an even larger global health threat, with nearly 21 million people diagnosed and 9.8 million dying from the disease in 2024. New estimates suggest about 1 in 5 people worldwide will develop cancer during their lifetime, while cases could climb by 67% to 34 million by 2050 simply because populations are growing and aging.
- 4 days ago 7 Sep 26, 10:35am -