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.

Topics to Explore

Learn More / Page 3

Keeping Zika Out of the U.S. Blood Supply

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?

4 Occupations Prone to Sinus Trouble

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.

Why do sinus problems get worse during air travel?

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

Understanding Sinus Congestion

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.

First New Asthma Pill in 20 Years Could Replace Inhalers

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.

10 Diseases Named After People

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?

Nothing to Sneeze at: Allergies May Affect the Brain

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.

Research Confirms Wheat Sensitivity That's Neither Celiac nor Allergic

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.

Daily TV Binge Watching Could Dramatically Shorten Your Life

We know that a sedentary lifestyle is not healthy. A new study finds specific pulmonary embolism risks in watching more than 2.5 hours of TV in a day.

The Top Contender for How You'll Likely Die

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.

This Man Carried His 'Heart' in a Backpack for Over a Year

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

Fighting One Person's Cancer With Another's Immune Cells

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.

Researchers Analyze Google Data to Show Success of Chickenpox Vaccine

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

Brain Cancer Incidence Hasn't Risen Like Mobile Phone Use Has, Study Finds

The Australian study reviewed data from more than 34,000 subjects and looked at phone usage from 1987-2012 and compared it to recorded brain cancer cases from 1982-2012.

Goodbye to Allergies? Scientists Discover How to Trick Body's Immune System

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

Can Jet Hand Dryers Really Blast Out a Germ Cloud? Well, Yes and No

A new study finds noisy touch-free dryers like the Dyson Airblade can fill an entire room with airborne viruses. But "can" and "actually do" are different things.

Surprise! There's Such a Thing as Abdominal Migraine

If you've never heard of abdominal migraines, you're not alone. But your kid might experience them and, eventually, migraine headaches as an adult.

A New Cure for Cancer: Marriage

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

Babies Can't Be Bribed, Unless the Payoff Is Right

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

Marked at Birth: Your Birth Month, Allergies and DNA Are Linked

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

Blame That New Food Allergy on Your Transplant

A man inherited his sister's kiwifruit allergy after she donated some bone marrow cells to him, a study confirmed.

10 Ways That Doctors Treated Infections Before Antibiotics

With the rise of drug-resistant bacteria, scientists are taking a second look at infection treatments that were popular before antibiotics. Which ones might work today, and which ones are just quackery?

How Genetic Discrimination Works

Just how common is it for schools, jobs and insurers to turn people away based on their DNA?

Daily Coffee May Lower Risk of Both Liver Disease and Multiple Sclerosis

New studies find links between regular coffee intake and lowered risks for cirrhosis and multiple sclerosis, but you've got to drink a significant amount.


Recommended