A cold is most contagious for the first 3 days after the virus enters your body, but you can generally spread it as long as ...

Many people think of December and January as the two months of the year you're likely to catch the common cold, but “cold season” actually stretches from late August through April. That means only ...

Strep throat is a contagious illness that is characterized by a fever, sore throat, swollen lymph nodes, and red spots on the ...

It’s a tricky question to answer, but experts say symptoms and rapid tests are still good guides. By Dana G. Smith As we cope with our fifth Covid summer, people are once again navigating travel and ...