A version of this article first appeared in CNBC's Healthy Returns newsletter, which brings the latest health-care news straight to your inbox. Subscribe here to receive future editions. The Food and ...

'Tis the season of vigorous handwashing and using copious amounts of hand sanitizer as Americans try to avoid getting sick before the holidays. Health agencies like the Centers for Disease Control and ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the ...

Possible risk of autism in children. Dormant cancer cells awakening. Accelerating aging of the brain. Federal officials in May 2023 declared an end to the national COVID pandemic. But more than two ...

Please provide your email address to receive an email when new articles are posted on . A real-world study examined the effectiveness of the 2024-2025 vaccines among children U.S. The vaccines were 76 ...