Fitbit data indicates that people who contracted Covid-19 have long-term behavioral and psychological symptoms—including elevated heart rates—and these symptoms endure for months longer than do similar symptoms in people suffering from other respiratory illness, according to a new JAMA study.

While overall cancer death rate for men and women fell between 2014 and 2018, fatality rates for a handful of cancers increased—or stalled after recent improvements, according to a new report from the National Cancer Institute. See the trends, charted.

A study published in Pediatrics suggests that childhood obesity increased during the pandemic—likely because of children having to stay at home, as well as other societal conditions surrounding Covid-19 shutdowns, Kim Tingley reports for the New York Times Magazine.

Pfizer and BioNTech on Thursday announced they will seek FDA authorization of a booster shot of their Covid-19 vaccine, but several infectious disease experts said booster shots may not be necessary—at least not yet.

Johnson & Johnson plans to begin its first vaccine study on adolescents in the fall, a study finds lotteries have little effect on increasing vaccination rates, and more in this week's roundup of Covid-19 news.

Tokyo enters a state of emergency as the Summer Olympics near, why sports are fun for so many people, and more in our staff picks for the weekend.

On Thursday, FDA narrowed its approval for Biogen's Alzheimer's drug Aduhelm to only patients with early-stage symptoms of the disease, in today's bite-sized hospital and health industry news from Maryland and Missouri.