Medically reviewed by Soma Mandal, MD Key Takeaways Heart failure is the most common cause of orthopnea, which is difficulty breathing when lying down.COPD can lead to orthopnea due to lung ...

Medically reviewed by Sanja Jelic, MD Key Takeaways The diaphragm is the main muscle used for breathing. The diaphragm helps ...

Fatigue in the diaphragm may contribute to breathing issues in people with spinal muscular atrophy, a new study reports.

Diaphragm spasms feel like twitches in the area between the chest and the abdomen. They can occur with or without pain. Possible causes include an injury, nerve irritation, or a rare condition known ...

Hiccups, those sudden diaphragm spasms, are usually harmless and brief, often triggered by eating or stress. However, ...