viruses

The virus is rare, but cases have been reported in the U.S.

The stomach flu is different from the actual flu, and typically arises from infection with a different set of viruses

Mono, which is short for mononucleosis, is a contagious disease that is common in teens and young adults

UCLA Health pathologist Shangxin Yang explains what happens to the body's cells when viruses attack.

Some viruses will keep getting you sick even after you've recovered

Public health specialists stress the importance of wearing masks

Dear Doctors: My uncle tested positive for the coronavirus last winter and wound up in the hospital. He was lucky, and he recovered, but it is six months later and he still is not completely better. He says he’s what’s known as a “long-hauler.” Can you please explain what that [...]

It will be a surreal first day of school in Southern California as students embark on a new year from a computer screen at home.

Children under the age of 5 are more likely to be hospitalized from influenza (flu) complications than those in other age groups. Annual flu vaccines are the best way to protect your child and family from the flu. Seasonal Influenza Seasonal influenza is a contagious, but preventable, [...]