Medically reviewed by Soma Mandal, MD Orthopnea is the sensation of breathlessness when lying down that goes away when ...

Diaphragm breathing exercises will help you use your ... After you learn this breathing technique lying down, you may wish to try it while sitting in a chair. This is slightly more difficult.

“When breathing out, the diaphragm acts as a lever, increasing the pressure around the lungs to push the carbon dioxide and waste product out. When we breathe in, our diaphragm moves down to ...

To strengthen your diaphragm, practice diaphragmatic breathing regularly ... You can do this laying down or sitting up, aim to do it 5 to 10 minutes at a time several times a day.

It's known as diaphragmatic or belly breathing, and it's the most efficient ... by repeating the test throughout the day while lying down, standing or sitting with your back straight.