Influenza activity is currently high in California, with a significant number of flu-related hospitalizations and deaths reported this season. Fever is the body's natural response to fight off ...

Add Yahoo as a preferred source to see more of our stories on Google. Body aches can still be a sign of the flu even if you don't have a fever. Milos Dimic/Getty Images The most common cause of body ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you’re wondering: Can allergies cause a fever? You’re not alone—there are lots of myths about ...

Rheumatic fever (RF) is a fairly rare inflammatory condition in developed countries that can develop as a complication of untreated strep throat caused by group A streptococcal infections. It ...

It's impossible to completely avoid pollen during the dreaded hay fever season, but it is possible to get ahead of symptoms ...

Periodic fever syndromes are a group of conditions that cause repeated, unexplained fevers. These conditions are rare, but there are treatment options. Share on Pinterest Ground Picture/Shutterstock A ...