Diseases and Conditions

Know how to prevent, treat and control the symptoms of various diseases and medical conditions. We explain what's happening in your body when disease strikes, and what you can do to feel better faster.

Learn More / Page 4

Updated quarantine regulations which would give federal health officials more leeway to detain sick people have some legal and civil rights experts concerned.

By Patrick J. Kiger

This is what happens when fearless knitters take on breast cancer one stitch at a time.

By Kate Kershner

Sure, the carrier mosquitoes are in the U.S., and so is the disease. But other factors will stave off a widespread incident, experts say.

By Patrick J. Kiger

Advertisement

The causes of IBS have been unknown — until now.

By Michelle Adelman

Sometimes the nose knows. What advances are being made in detecting diseases by scent?

By Laurie L. Dove

Contradicting earlier advice, the study found that introducing these foods earlier is better.

By Melanie Radzicki McManus

Is September too early and December too late? Or does the timing matter less than you might think for a flu shot?

By John Donovan

Advertisement

Relieving sinus pressure isn't rocket science, but when your head's clogged up, it can feel just as important.

The FDA is recommending that all blood donations start being tested for Zika virus in the next 12 weeks. But what about the blood already on hand? What happens to that?

By John Donovan

For most people, sinuses are only really a problem in the spring and fall, when allergies, colds and flu take over. But for an unlucky few, sinus pressure and pain come with the job.

By Dave Roos

Throw some germy surfaces into a mix of dry air and a pressurized cabin, and you have a recipe for sinus misery.

Advertisement

When your sinuses are clogged and you can't breathe, it might help to know how those cavities work. Over-the-counter decongestants help, too.

One in 12 U.S. adults has asthma, says the CDC. That's a lot of people who might be very interested in a new treatment for this serious health problem.

By Kate Kershner

Naming a disease after a person makes it more memorable than giving it a bland technical moniker. It's also a good way to pay tribute to its discoverer. Who were the people that gave their names to Parkinson's, Alzheimer's and other diseases?

By Melanie Radzicki McManus

There may be more going on with your body than just itchy eyes and a runny nose when you're dealing with seasonal allergies, a small new study finds.

By Kate Kershner

Advertisement

People with non-celiac wheat sensitivity have a weakened intestinal barrier, which leads to a systemic immune response and a non-gluten protein may be to blame.

By Jesslyn Shields

You know you're going to bid this planet farewell at some point, but what ultimately will cause your death? We have a good guess.

By Laurie L. Dove

Thanks to a portable driver, Stan Larkin was able to live with an artificial heart out in the real world for 555 days.

By Kathryn Whitbourne

Modern cancer treatments can be almost as bad as the disease, but new immunotherapy research suggests we could optimize our own immune systems using donor T cells.

By Jesslyn Shields

Advertisement

In countries where governments mandate vaccination against chickenpox, a new study finds, online searches for information about symptoms drop.

By Christopher Hassiotis

New approach to treating allergies involves hiding allergen in friendly shell so immune system doesn't attack it.

By Nichole Bazemore

Are jet air hand dryers the safest way to dry your hands after using the bathroom or are they blasting invisible microbes through the air with every use?

By Laurie L. Dove

Scientists know that being married makes you more likely to survive cancer. Now they've discovered why.

By Alia Hoyt

Advertisement

A new study finds that babies are surprisingly willing to resist the dark side — to a certain point.

By Robert Lamb

Although scientists knew that birth season affected people's allergy risk, they didn’t know why this happened. A study gets us one step closer.

By Nichole Bazemore