Infectious Diseases

Flu (Influenza)

Find the latest stories, news, and expert advice about influenza, including medical research on symptoms, treatment, and prevention.

Latest

Man blowing his nose and looking uncomfortable from his illness.
Symptoms

Quiz: Do I Have a Cold? The Flu? Allergies? Bronchitis?

Not sure how you should treat your symptoms? Take our quiz to help deduce what’s going on inside your body.

Sick woman blowing her nose and reading her temperature a thermometer.
Symptoms

Quiz: How Much Do You Know About This Year's Flu?

Find out whether it’s too late to get your flu shot, what your symptoms mean, and how long you’ll be sick with flu.

Feeling sick at gym.
Complications

Should I Exercise When I'm Sick?

Some people believe in sweating out the sickness — but is it safe?

Vaccinations
Treatment

Vaccinating Safely With Rheumatoid Arthritis

If you have rheumatoid arthritis, these are the three vaccines you should get, and the ones you should avoid.

Woman exercising and staying hydrated.
Alternative Treatment

4 Ways to Boost Your Immune System

With these simple strategies you can increase your chances of staying healthy during cold and flu season.

Woman gets a flu vaccine.
Risk Factors

How to Pick the Best Flu Shot for You

Getting an annual flu shot will cut your chances of coming down with the illness by about half. HealthCentral talked to a flu expert about this year’s vaccine.

Symptoms

Is It Really a Cold? Or Something Nastier?

What masquerades as a cold may be something more serious. This mini-checkup is designed to help you distinguish between the real thing and clever dissemblers that, if they get out of hand, could actually land you in the hospital.

patient checking into health clinic image
Travel

How Good Are Walk-in Health Clinics?

Many retail outlets, like chain pharmacies, now have walk-in health clinics to convince consumers that all of their needs can be handled at one location.

Risk Factors

Why It's Not Too Late for a Flu Shot

Being over 50 increases your risk of flu-related complications. When it comes to getting vaccinated, it’s better late than never.

Risk Factors

Why It's Smart to Get a Flu Shot if You Have Diabetes

People with type 2 diabetes who received a yearly influenza vaccination were less likely to have a heart attack, stroke, or heart failure than patients who didn’t get the shot.