For patients with lung disease, developing a regular exercise habit requires extra dedication. But new research shows that physical activity may improve COPD outcomes.

Plenty of smokers also exercise and try to stay fit. But researchers behind a new study found that they still might not fare as well as non-smokers.

When a child has an asthma attack requiring a visit to the hospital, it's common to prescribe them prednisone. But there may be a good alternative.

Tuberculosis is not a common disease in the US, but it does occur, even among children. So, who are those children?

Secondhand smoke can cause asthma to flare up, especially in children. Knowing a child's history of tobacco exposure may help pediatricians spot who is at risk for future asthma attacks.

Increasing numbers of children are surviving preterm births. But being born early can carry health risks even later in life, which may be the case with asthma and similar conditions.

COPD is a condition that makes breathing more difficult, but it's presence could affect other areas of life, including risk for disability and even social engagement.

The hazards of secondhand smoke to children are already clear in medical research, but such exposure is especially a problem for children with asthma or wheezing.

Separately, ADHD and asthma each have been associated with mood disorders. Are patients with both ADHD and asthma at an even greater risk?

Idiopathic pulmonary fibrosis is a condition for which the cause is not known. Seeing how far a person can walk in six minutes may help doctors and patients understand the condition better.