6 doctors weighed in:

Why does an upright posture help someone who is suffering from asthma?

6 doctors weighed in
Dr. Rada Ivanov
Internal Medicine - Pulmonary Critical Care
5 doctors agree

In brief: See below

When you are supine, prone or bending, the contents of the abdominal cavity press on the diaphragm and the lungs and prevent their full expansion.

In brief: See below

When you are supine, prone or bending, the contents of the abdominal cavity press on the diaphragm and the lungs and prevent their full expansion.
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Dr. James Ferguson
Pediatrics
1 doctor agrees

In brief: Lung Volume

Sitting up pulls your abdominal contents away from the diaphragm and allows more room for the diaphragm to come down with each breath.

In brief: Lung Volume

Sitting up pulls your abdominal contents away from the diaphragm and allows more room for the diaphragm to come down with each breath.
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