In-depth

Lifestyle and home remedies

Exercise and chronic disease

Curious about exercise and chronic disease? Get the answers to your questions.

Prevention

Asthma: Colds and flu

A cold or the flu can trigger asthma attacks. Here's how to keep your sneeze from turning into a wheeze.

Symptoms

Shortness of breath

Shortness of breath can be frightening. Most of the time, a heart or lung condition is the cause.

Tests and diagnosis

Nitric oxide test

Nitric oxide test — Another tool to diagnose and monitor asthma in children and adults.

Peak flow meter

Do asthma flare-ups sneak up on you? Take charge by using a peak flow meter.

Spirometry

Spirometry is a simple office test used to check how well your lungs are working.

Feb. 04, 2014