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.
Thanks to a portable driver, Stan Larkin was able to live with an artificial heart out in the real world for 555 days.
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.
In countries where governments mandate vaccination against chickenpox, a new study finds, online searches for information about symptoms drop.
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.
New approach to treating allergies involves hiding allergen in friendly shell so immune system doesn't attack it.
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.
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.
Scientists know that being married makes you more likely to survive cancer. Now they've discovered why.
A new study finds that babies are surprisingly willing to resist the dark side — to a certain point.
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.
A man inherited his sister's kiwifruit allergy after she donated some bone marrow cells to him, a study confirmed.
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?
Just how common is it for schools, jobs and insurers to turn people away based on their DNA?
Yoga lovers may need to be careful, too.
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.
As the Zika virus spreads, there's still much health experts don't know. So just how bad is the outbreak, and is it really connected with the rising cases of microcephaly?
Only Charlie Sheen knows exactly why he went public with his HIV diagnosis last fall, but public health researchers are glad he did, as more people sought information.
As we approach a 100 percent polio-free world, several significant hurdles remain. We'll have to make some changes to vaccine strategy to succeed.
Genetic mutations in ancient Vikings protected them from parasites, but contribute to our modern susceptibility to lung diseases COPD and emphysema.
Studies presented at the 2016 AAAS meeting find an impact on immune system genes and on the potential for artherosclerosis.
Children with chronic fatigue syndrome miss more school and face more adverse environments than healthy peers, finds a new UK study.
The sixth-leading cause of chronic illness in the U.S. remains maddeningly difficult to figure out.
The WHO has declared such an emergency only three times before. And in the U.S., public health authorities are reporting the first sexually transmitted Zika infection.
Some say indigenous people don't have backache the way those in industrialized societies do because of the way they carry themselves. But is that true?
If you spent the year on the International Space Station, you could drop about 180 pounds of personal payload. That's just one crazy fact we learned about No. 2 in 2015.
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