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This year, face masks are on most parents' list of back-to-school supplies. But which ones are most effective? Here's how to choose the right one for your child.
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After vaccination, antibody levels can help predict how much protection a COVID-19 shot offers, scientists are learning. The finding could speed up the development of future vaccines.
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Ringing in the ears has been on the rise during the pandemic. Here's what to know if you suffer from it, and techniques to help quiet the bothersome sound.
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More contagious than other variants, and maybe more likely to cause severe disease, Delta is spreading so fast in the U.S. it could cause another surge this summer or fall, according to new research.
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Dog and cat adoptions climbed in 2020. Pets have been constant companions — easing our grief and fears. Now it's our turn to ease dogs' separation anxiety, as we head back out into the world.
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Without a cure for Alzheimer's and other forms of dementia, prevention is paramount. Habits that helped early humans thrive still make sense: a varied diet, exercise and an engaging social life.
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A new CDC study finds that people who provide unpaid care for their children or adult loved ones are twice as likely as noncaregivers to have experienced depression or anxiety, or thoughts of suicide.
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Health officials have been investigating an extremely rare side-effect of vaccination with the mRNA vaccines in young people: heart inflammation that's mostly mild and temporary.
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Experts now say the procedure is the most effective treatment for severe childhood obesity, which affects a growing number of kids. But stigma and insurers often stand in the way.
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A plaque-busting Alzheimer's drug called Aduhelm has yet to prove it can preserve memory and thinking. Even so, its approval by the Food and Drug Administration is making some patients opitimistic.
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The COVID vaccines haven't proved very effective for people living with organ transplants. But getting a third dose of the mRNA vaccines gave a big bump in antibody levels in a new study.
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The system is designed to provide early warning of what might or might not be actual side effects. But anti-vaccine groups are bending the data to their own ends.