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Virus Variants Likely Evolved Inside People With Weak Immune Systems

Afraid of Needles? Don’t Let It Keep You From a Covid-19 Vaccine.

A new study suggests 3 feet, not 6 feet, is sufficient distance for school students, with mask-wearing and other safety measures kept in place.

A new study suggests 3 feet, not 6 feet, is sufficient distance for school students, with mask-wearing and other safety measures kept in place.

Dropping mask mandates, even as vaccinations speed up, is ‘risky business,’ Dr. Fauci warns.

Ebola Survivor Infected Years Ago May Have Started New Outbreak

Cómo funciona la vacuna de Sinovac

Cómo funciona la vacuna de Sinopharm

Pandemic Raises Concerns About Childhood Lead Poisoning

Sickle Cell Treatment Not Linked to Cancer, Researchers Say

New story in Science and Health from TIME: U.N. Study Finds Just 2.5% of Pandemic Response Funds Committed So Far Will Help Fix the Climate and Environment

A Trauma Expert Puts the Meghan and Harry Interview in Context

Yearly Lung Cancer Scans Are Advised for People 50 and Over With Shorter Smoking Histories