Bacterial and viral acute sinus infections typically display similar symptoms. The duration of the infection can help determine if it is viral or bacterial. Many viruses, such as the ones that cause ...

Viral exanthem (viral rash) is a skin condition that develops because of a viral infection like chickenpox, rubella, or measles. Rashes from viral infections may cause bumps or spots that itch, are ...

One of the remaining mysteries of the human immune system is why a certain cell, called a B cell, which retains a memory for past infections -- ensuring we fight off diseases we have experienced ...

Here’s our weekly round-up of what illnesses are spreading the most in Metro Detroit communities, according to our local doctors and hospitals. “A milder virus is going around, causing either cold ...

Some cancer cells don't die; they go quiet, like seeds lying dormant in the soil. These "sleeper cells," scattered throughout the body, can stay inactive for years. But when the body faces a ...