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Antonella Zanobetti. Veasey Conway/Harvard Staff Photographer Health Is dirty air driving up dementia rates? Federal funding cuts halt 3 studies exploring how pollution and heat affect the brain and heart…

Health Getting to the root of teen distracted driving Anna Lamb Harvard Staff Writer July 29, 2025 3 min read 7 in 10 young people use cellphones while behind the…

Illustration by Liz Zonarich/Harvard Staff Health Going to bed earlier may help you hit fitness goals New study finds link between sleep curfew, higher levels of moderate-to-vigorous physical activity Alvin…

Health Overlooked climate-change danger: Wildfire smoke Max Larkin Harvard Staff Writer July 21, 2025 7 min read Researchers rush to get hands around multiple serious health risks as blazes mount…

Health Riskier to know — or not to know — you’re predisposed to a disease? ‘DNA isn’t a crystal ball for every kind of illness’ but potential benefits outweigh fears,…

AP photos Health Was legal pot a good idea? Researchers detail what we know about impact on revenue and health — and what we still need to find out Saima…

Health Forecasting the next variant Professor Eugene Shakhnovich (from left), Dianzhuo (John) Wang, and Vaibhav Mohanty worked together on the studies. Veasey Conway/Harvard Staff Photographer Yahya Chaudhry Harvard Correspondent July 3,…

Health Meditation provides calming solace — except when it doesn’t Researchers find ways to promote altered states of consciousness, reduce risks of distress that affect some Jacob Sweet Harvard Staff…

Health Why are women twice as likely to develop Alzheimer’s as men? Andrzej Wojcicki/Getty Images Alvin Powell Harvard Staff Writer July 7, 2025 7 min read Researchers focusing on chromosomes,…

Health ‘Have a healthy respect that nature sometimes bites back’ It’s a bad year for ticks. Here are some precautions, and steps to take if you get bitten. Samantha Laine…