(HealthDay)—Researchers may have uncovered a key reason some people remain sharp as a tack into their 80s and 90s: Their brains resist the buildup of certain proteins that mark Alzheimer’s disease. The study focused on what scientists have dubbed “super agers”—a select group of older folks who have the memory performance of people decades younger.
While anti-vaxxers are a relatively small portion of the population, they are growing. Since 2001, the number of unvaccinated kids has quadrupled, which puts not only those children at risk but also anyone around them who is too young or too immunocompromised to receive vaccines themselves. The anti-vax movement is also growing more vocal both
Hallucinations are spooky and, fortunately, fairly rare. But, a new study suggests, the real question isn’t so much why some people occasionally experience them. It’s why all of us aren’t hallucinating all the time. In the study, Stanford University School of Medicine neuroscientists stimulated nerve cells in the visual cortex of mice to induce an
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