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Infectious Diseases

Flu (Influenza)

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

Woman getting flu shot at pharmacy counter image.
Risk Factors

When Is It Too Early to Get a Flu Shot?

Getting vaccinated for the flu in late summer, particularly for older adults, may mean less protection from the virus as flu season ramps up in the winter.

The Latest

Woman with a cold outside.
Prevention

Worst Flu Season Ever?

We hate to be the bearers of bad news, but this is shaping up to be another crazy-bad flu season. Check out these tips to stay healthy.

Young woman being screened for Coronavirus.
Preventive Care

5 Things People With Chronic Illness Need to Know About the New Coronavirus

Sure, the headlines might be freaking you out. But, thankfully, the risk of exposure to this new virus is still super low.

coronavirus Italy

Coronavirus vs. Other Pandemics: What’s the Difference?

Here’s how COVID-19 compares to other global outbreaks (and why it may be okay to worry a little less).

Middle aged man coughing into his hand.

How to Tell the Difference Between the Flu and the Coronavirus

With COVID-19 hitting the U.S. at peak flu season, it’s no wonder some confusion has ensued. Learn how to tell the two respiratory infections apart and what you can do to stay healthy.

tired woman exercising
Complications

Should I Exercise When I'm Sick?

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

Woman with the flu drinking tea.
Prevention

This Flu Season is the Longest in 10 Years

We’re going on Week 22 of flu season, and no, it’s not necessarily too late to get your shot. Here’s what you should know.

Woman with the flu drinking tea and covered with a blanket.
Risk Factors

Could You Catch the Flu From a Bat?

You’ve heard of bird (avian) flu and swine flu. New research published in Nature identified influenza viruses in South American bats that could pass to humans.

Woman with the flu on the couch at home.
Risk Factors

What's Lurking in Your Nose That Could Up Your Flu Risk?

Certain bacteria in the respiratory system — specifically in the nose and throat — could impact your susceptibility to the flu, according to a study.

Doctor talking to young pregnant woman about flu risks.
Risk Factors

Are You at Risk for Serious Flu Complications?

People at increased risk for flu complications should be tested and receive antiviral therapy as soon as possible if they experience flu-like symptoms.

Smiling teen girl after getting a flu shot.
Vaccines

Flu Shots: Racial Disparities in Teens Who Get Them

African-American teens get flu vaccines at lower rates than white or Hispanic adolescents and teens have lower flu shot rates than other age groups overall.