New guidelines for managing cholesterol call for more aggressive prevention and earlier treatment, including a recommendation that all adults be tested once for lipoprotein(a), a genetic risk marker ...

Immunoglobulins (antibodies) are Y-shaped proteins made by plasma cells that help fight infection. They neutralize invaders, tag them for macrophages, and trigger other immune responses. Each antibody ...

Brian is a New York–based science and health journalist. His work has been published by The Atlantic, The Paris Review, The New York Times For Kids, CBS News, The TODAY Show, Barron's PENTA, Engadget, ...