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Middle-aged folks who have difficulties navigating their way through space could be at higher risk of developing Alzheimer’s disease years later, a new study finds. “Very early symptoms of dementia can be subtle and difficult to detect, but problems with navigation are thought to be some of the first changes in Alzheimer’s disease,” noted Dr.…  read on >  read on >

Even if they got a COVID booster last fall, American seniors should still get a second shot this spring to best protect themselves, U.S. health officials recommended Wednesday. The latest guidance, voted on by a vaccine advisory panel and endorsed by the U.S. Centers for Disease Control and Prevention, states that a second booster is…  read on >  read on >

Teens have a higher risk of self-injury — deliberately cutting or burning themselves — if they have a fraught relationship with a struggling parent, a new study shows. Teenagers were nearly five times more likely to self-injure if, when they were 6, their moms and dads reported stress and discomfort in their role as parents,…  read on >  read on >

The eyes may have it when it comes to the early diagnosis of autism in children, a new study finds. Researchers at the University of California, San Francisco (UCSF), have pinpointed a gene that affects how kids’ eyes react when they turn their heads. Typically, people use what’s called the vestibulo-ocular reflex to help their…  read on >  read on >

Folks hoping to quell their anxiety would do best to use cannabis products that don’t get them high, a new clinical trial has found. The non-intoxicating marijuana compound CBD appears to help manage anxiety better than THC, the chemical in weed that gets people high, researchers say. Patients with anxiety randomly assigned to smoke CBD-dominant…  read on >  read on >

PFAS “forever” chemicals, increasingly linked to health risks, will no longer be added to food packaging handled by American consumers, the U.S. Food and Drug Administration announced Wednesday. “Grease-proofing materials containing per- and polyfluoroalkyl substances [PFAS] are no longer being sold for use in food packaging in the U.S.,” Jim Jones, the agency’s Commissioner for…  read on >  read on >

According to the advocacy group Autism Speaks, one in every 36 U.S. children has an autism spectrum disorder (ASD). Early diagnosis is crucial to helping to treat the condition, but how is a diagnosis done? The U.S. Centers for Disease Control and Prevention has an updated review of what’s involved in diagnosing autism in kids.…  read on >  read on >