The FDA is investigating a possible association between the drug Singulair and behavior/mood changes, suicidality (suicidal thinking and behavior), and suicide.

A study shows mice allergens are factors in asthma in both urban and non-urban homes.

Sugar might do more than just plump up our children, it could also help give them asthma, animal research suggests.

An oral alternative to allergy shots shows promise for the treatment of children with allergic asthma, a review of the research shows.

Key physiological differences exist between patients with severe, hard-to-treat asthma and patients with milder forms of the disease. Those differences could lead to targeted treatments.

Childrens odds of developing asthma may be higher if their mothers are under long-term stress, a Canadian study shows.

Growing up on a farm greatly reduces asthma risk -- but farm women who use pesticides are more likely than nonusers to have allergic asthma.

When they reach menopause, lean women -- those with a BMI score of less than 23 -- have a fourfold higher risk of asthma.

Air pollution from diesel fumes may cause lung inflammation in asthma patients, a British study shows.

An advisory panel recommended stronger warnings for a pair of popular asthma drugs, saying they should alert doctors and patients that the drugs could increase risks of dangerous side effects in children.

People with asthma need extra TLC during cold and flu season. WebMD goes to the experts for advice on staying healthy throughout the winter.

Just 5 pounds of weight gain could make a difference for asthma patients trying to keep their condition under control, research shows.

Prolonged breastfeeding appears to promote healthy lung development in most children, but it may increase the risk of asthma in babies born to mothers with the respiratory disease, new research suggests.

Most people with asthma say they have their disease under control, but experts say their symptoms tell otherwise.

Nearly one in three asthma and COPD patients who use dry powder inhalers make mistakes in using their inhaler, a German study shows.

Attending day care from early infancy may help protect high-risk children from developing asthma, new research suggests.

Using spray home cleaning products, even as little as once a week, may increase an adults risk for developing asthma symptoms, a new study shows.

The H. pylori bacterium can cause ulcers, but kids with H. pylori may be less likely to have asthma, a study shows.

More than half of asthma cases in the U.S. are linked to allergies, with sensitivity to cats responsible for 29% of allergy-related asthmas, according to new research.

Eating an apple a day may help pregnant women keep asthma away from their babies, researchers report in Thorax.