Medications

FDA says no to regulating CBD products as supplements

The U.S. Food and Drug Administration said Thursday it can't regulate CBD supplements because there isn't enough evidence on their safety. The agency also called on Congress to create new rules for what has become a burgeoning ...

Diseases, Conditions, Syndromes

Researchers find immune response to COVID strengthens over time

Immunity from COVID-19 appears to gather strength with more time between vaccination and infection, a new laboratory study from researchers at Oregon Health & Science University suggests. The findings carry implications for ...

Health

Vaccine misinformation spawns 'pure blood' movement

Vaccine skeptics blocking transfusions for life-saving surgeries, Facebook groups inciting violence against doctors and a global search for unvaccinated donors—COVID-19 misinformation has bred a so-called "pure blood" movement.

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