Lassie desperately trying to get Timmy out of the well isn’t a myth — your dog really wants to save you, a new study suggests. “It’s a pervasive legend,” said researcher Joshua Van Bourg, a graduate student in psychology at Arizona State University in Tempe. “The difficult challenge is figuring out why they do it.”…  read on >

An Alzheimer’s diagnosis is devastating, no matter your sex. But the disease strikes far more women than men. Journalist and author Maria Shriver is determined to help researchers figure out why women make up two-thirds of those with Alzheimer’s disease. And why certain races and ethnicities are harder hit, too. “Some of the biggest research…  read on >

A drug championed by President Donald Trump as a coronavirus panacea appears to be in short supply for people who really need it: lupus patients. More than one-third of U.S. lupus patients who take hydroxychloroquine have struggled to fill prescriptions for the drug during the COVID-19 crisis, a new survey finds. One patient finally filled…  read on >

If you constantly battle sinus infections, low levels of good bacteria in your nose may be to blame, new research suggests. Previous research has shown that health-protecting strains of bacteria reside in your digestive system, genital tract and on your skin. In this study, researchers found that people with chronic nasal and sinus inflammation had…  read on >

A grieving widower played by Matt Damon flashes a shiny coded wristband for security guards to scan in the 2011 movie “Contagion.” After a quick beep and a green light, Damon is allowed into a store to buy a prom dress for his daughter. That wristband was an “immunity passport” — a certification of his…  read on >