This week, the CDC modified its definition of direct contact for COVID-19 from 15 continuous minutes to 15 accumulated minutes within a distance of six feet or less. Should we consider this change in ...

Germs are everywhere -- in the air, water, soil, and even on you. While many germs are harmless, some may trigger infections that can make you sick. When germs invade your body and multiply, this ...

Infectious diseases are transmitted from person to person by direct or indirect contact. Infectious diseases are commonly transmitted through direct person-to-person contact. Transmission occurs when ...