Titer tests are what's used "to help you determine if you currently have immunity to certain diseases due to past infection or vaccination,” says Dr. Alison Mitzner, a New York board-certified ...

Lyme disease is a bacterial infection transmitted by black-legged ticks carrying Borrelia burgdorferi. Early symptoms often ...

Astronomers are racing to study our solar system's newest 'interstellar visitor.' Here's why. Iga Świątek Makes History as ...