Flu season 2018
Here's what's happening inside your body as the flu invades.
The strain to which you lost your flu virginity will always hold a special status.
Several factors could make the athletes more susceptible to the virus.
People with the flu can have a rash, though more common symptoms include a cough, a sore throat, body aches and fatigue.
Younger "baby boomers" are being particularly hard-hit by the flu this year.