With measles outbreaks, flu spikes, and COVID as a seasonal threat, learn key differences between these contagious diseases, ...

Know the symptoms of COVID-19 in children, what to do if your child appears sick and how to keep your family healthy.

The research team used electronic health records data to divide patients into four groups to track symptoms across different obesity levels.

Children are twice as likely to develop long COVID after two COVID-19 infections, compared with children who’ve only had COVID-19 once, according to a new study co-authored by a doctor at Lurie ...

Do you have a sore throat, a runny nose and muscle aches? It could be a common cold, a case of the flu -- or COVID-19. The illnesses all share similar symptoms, sometimes making it hard to distinguish ...

NEW YORK -- Doctors in New York City are now sounding the alarm on a mysterious illness being seen in children. The syndrome was first reported in Europe and is believed to be linked to COVID-19.

Add Yahoo as a preferred source to see more of our stories on Google. But because the two viruses share many symptoms, it’s difficult to tell them apart. When a sniffle seems to progress further than ...