For people hoping to prevent the heart rhythm disorder known as “a-fib,” new research shows that taking vitamin D or fish oil supplements won’t help. A-fib, also known as atrial fibrillation, affects more than 33 million people worldwide and is the most common type of abnormal heart rhythm. It can cause symptoms that affect a…  read on >  read on >

If you saunter and shuffle instead of scurry when you walk, you are at higher risk of severe illness and death from COVID-19, British researchers warn. For the study, the investigators analyzed data from more than 412,000 middle-aged Britons and found that among those whose weight was normal, slow walkers were more than twice as…  read on >  read on >

A commonly prescribed component of the life-saving antiretroviral drug cocktails used to treat HIV may trigger weight gain, new research warns. The concern stems from tracking patients taking antiretroviral therapy (ART). Since the mid-1990s, the therapy has relied on various drug combinations to essentially outwit HIV, controlling viral loads and turning a once-deadly infection into…  read on >  read on >

Humans sweat more and move more than chimpanzees and other apes, but new research shows people are actually more water-efficient than their primate cousins. For the first time, scientists say they measured precisely how much water humans lose and replace each day compared with their closest living animal relatives. The investigators found that the human…  read on >  read on >

About 7 out of 10 Alzheimer’s patients wound up free of the brain plaques that are a hallmark of the disease after treatment with a potentially breakthrough experimental drug, clinical trial results show. The drug, donanemab, also significantly slowed the patients’ brain decline, according to findings published March 13 in the New England Journal of…  read on >  read on >