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FDA Approved Zyn Pouches Without Knowing What They’re Made Of
A former FDA toxicologist says the agency approved Zyn nicotine pouches without knowing what the pouch material was made of, despite her warnings that it could pose health and environmental risks from
After AlphaFold: Drug AI Targets PXR Activation
Drug developers are shifting AI ambitions past protein-folding toward predicting whether the pregnane X receptor — whose enzyme metabolizes roughly 50% of all marketed drugs — will activate against a
Deepfakes impersonate doctors to sell unregulated treatments
Deepfake technology is being used to impersonate doctors in synthetic videos promoting unregulated treatments, threatening trust in digital healthcare and raising urgent concerns about authenticity in
Yale discovers hidden electrical network in the retina
Yale School of Medicine researchers have discovered that electrical synapses weave most of the retina's separate visual channels into a single coordinated network, with a 'commander' bipolar cell call
Maya mathematician’s name decoded alongside astronomical formula
Researchers have decoded the name of Sak Tahn Waax, a Maya astronomer-mathematician who lived ~1,200 years ago, inscribed beneath a complex formula predicting the orbital cycles of Mars and Venus in a
Study: Menstrual Cycle Worsens ADHD Symptoms
A new UK study is investigating how hormonal changes during the menstrual cycle worsen ADHD symptoms in women, challenging the current understanding of how medication efficacy fluctuates across the mo
AIDS Activists Slam Biden-Gilead HIV Drug Patent Deal
AIDS activists obtained the R&D agreement at the center of a settlement between the U.S. government and Gilead Sciences over HIV prevention drug patents, but say the Biden administration squandered a
Humans doubled body mass over 4.5 million years
An analysis of 386 hominin fossils published in PNAS shows average human body mass rose from 40 kg to 75 kg over 4.5 million years, with the biggest jump coinciding with the emergence of Homo erectus
STAT+: UnitedHealth’s questionable review, and more MA stars lawsuits
UnitedHealth Group promoted an audit finding that 97% of diagnoses from its Medicare Advantage members' home visits were medically justified, but STAT+ reported the results aren't as clean or useful a
Erythrulose sugar detected in interstellar cloud
Astronomers have detected a four-carbon sugar molecule — erythrulose — in an interstellar molecular cloud for the first time, reinforcing the idea that the molecular building blocks of life are widely
Sauna Use Cuts Heart Attack and Alzheimer’s Risk
Frequent sauna use is linked to significantly lower risks of heart attacks, Alzheimer’s, stroke, and depression, with research showing physiological benefits akin to moderate exercise.
Martha Lillard, last U.S. polio patient using iron lung, dies at 78 in Oklahoma
Martha Lillard, the last U.S. polio survivor reliant on an iron lung, died June 26 in Oklahoma at age 78, her sister confirmed, attributing the death to the lasting effects of long-haul Covid-19.
80 Minutes Less Sleep a Night Linked to Weight Gain
A Columbia University study found that adults who lost about 80 minutes of sleep per night for six weeks gained roughly a pound and became more sedentary — evidence that mild, chronic sleep loss can s
FDA OKs First Wearable Cancer Drug; RFK Targets SSRIs
The FDA approved Sanofi's Sarclisa as the first cancer drug deliverable through a wearable on-body injector, cutting treatment time from up to three hours to about 13 minutes, while HHS Secretary Robe
Brain Makes Decisions Earlier Than Thought
Scientists discovered that decision-making in the brain begins earlier than previously thought, with primary sensory regions involved via rapid feedback loops from higher brain areas.
Speed Training Clears Amyloid in Men, Not Women
A cognitive speed training game previously shown to cut dementia risk by 25% boosted blood markers of beta-amyloid clearance in men but produced no effect in women, in the first study to link brain tr
USC Study Links Healthy Diets to Lung Cancer Risk
A USC study finds young non-smokers with healthier diets may face higher lung cancer risk, prompting investigation into pesticide exposure from conventionally grown produce.
4 Kids Survive Terminal Brain Cancer with New T-Cell Therapy
Four children with terminal brain cancer are alive years after an experimental T-cell therapy, with three showing no signs of disease, offering cautious hope for a new treatment approach.
Where you live could shape your dementia risk, massive study finds
A USC-led study of more than 214,000 older adults across 14 countries found that dementia risk factors vary dramatically by nation, suggesting prevention strategies must be tailored locally rather tha
Gum Disease Bacterium Found in Calcified Heart Valves
Preliminary research presented at an American Heart Association meeting links Porphyromonas gingivalis — a bacterium behind gum disease — to calcium buildup in the aortic valve, suggesting a biologica
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