Pulmonary function tests are a group of noninvasive breathing tests that measure how much air your lungs can hold, how quickly you can move air in and out and how efficiently your lungs transfer ...

A breathing test can help people learn how many calories they consume each day and form a plan to lose weight. Many people fail at diets because they don't know how many calories they can consume per ...

We asked doctors to explain the latest research.

When you breathe out, you’re not just releasing carbon dioxide. Your breath carries a complex mix of volatile organic compounds, or VOCs—tiny molecules that come from normal body processes. These ...

A patient’s inability to count while holding their breath can be an indication of respiratory distress in myasthenia gravis. A simple breathing and counting exercise may be a meaningful tool to ...

Lead author Dr. Shawn Aaron, a senior scientist and lung specialist at The Ottawa Hospital in Ottawa, Ontario, Canada, described the research as "the world's first study to find people with ...

Study found that that breath samples from children with asthma could predict intestinal abundance of a bacterium, Eubacterium siraeum, linked to the condition.