ASTHMA

A new study claims more than one-half of India's 1.2 billion people have their lives cut short because of "dangerously high" levels of air pollution.

Asthma, heat stroke, allergies and infectious diseases are all likely to increase.

What to expect if you're sick while expecting: higher risks for breathing problems in your child.

Several of China's cities continue to register hazardous toxic air pollutant levels. But what is it like to live in these conditions?

Lindsay Lohan was reportedly rushed to the hospital on Sunday for a chest infection.

Between 40,000 and 90,000 emergency workers and volunteers spent time sifting through the remains at Ground Zero, and were exposed to toxic materials that have been blamed for a range of respiratory illnesses and other ailments.

Researchers found that individuals who received a steroid treatment for asthma as children were a little more than a centimeter (half an inch) shorter, on average, than those who had taken placebo in a previous study,

Diana Nyad, a long-distance swimmer noted for her world-record endurance championships, has cut short her latest attempt to swim across the Straits of Florida. Nyad was pulled out of the water Tuesday morning after severe jellyfish stings and a lightning storm put her off course, her team said.

One year ago this month, 28-year-old Shanyna Isom discovered she had a rare disease causing fingernails to grow from the follicles where her hair should all over her body.

Prescription drugs kill between about 100,000 people in the world each year, but marijuana, medical or not, has caused absolutely zero deaths. Weed, pot, ganja, or whatever you want to call it, cannabis has actually been a favorable treatment in the treatment of about 200 different medical conditions. Here are 10 ways marijuana can improve your health.

The main pollen culprits tied to the increase in hospital visits came from oaks and grasses, whose levels spike in the spring.

Based on analyst estimates, Merck & Co. will report earnings of $1.01 a share on sales of about $12.16 billion -- an increase of 0.1 percent from the year-earlier quarter. The company posts its second-quarter earnings on Friday, before the opening bell.

Summer is upon us, with dreams of ice cream, vacation, and lounging in the sun. But all of these activities have an element of danger to them.

From 2002 to 2010, the use of ADHD drugs grew by 46 percent, or some 800,000 prescriptions a year, researchers from the U.S. Food and Drug Administration say.

Robert F. Kennedy Jr.'s estranged wife, Mary Kennedy, was found dead in her Mount Kisco, N.Y., home on in an apparent suicide by hanging, ABC News reported. The 52-year-old's body was found on Wednesday afternoon. RadarOnline.com reported that Mary Kennedy was depressed and despondent before her death.

Garlic is more effective than antibiotics at killing and preventing food poisoning, according to a new study.

Drug trials tend to ignore child patients who account for a larger proportion of overall disease burden and instead focus on adults, according to new research presented Saturday.

While the U.S. oil and natural gas industries are reaping astronomical profits now, they could increase them even more if companies weren't so wasteful, the Natural Resources Defense Council said.

The rosy pink hue in your Starbucks Strawberry Frappuccino comes from a 'natural' dye that consists of crushed cochineal bugs, not delicious pieces of blended fruit.

Researchers found a potential cause for baldness that could lead to an effective drug in five years, according to a new study.

A new ad campaign by the Centers for Disease Control and prevention includes videos of former smokers who have suffered lasting damage from their habit: Brandon, a 31-year-old double-amputee from North Dakota; Roosevelt, a 51-year-old Virginia smoker who shows his scars after heart surgery from the heart attack he suffered when he was 45. There's also 28-year-old Jessica. Although she's not a smoker, her 7-year-old son's asthma led to an emergency room visit because of an attack brought...