The diaphragm is the primary muscle used in respiration, which is the process of breathing. This dome-shaped muscle is located just below the lungs and heart. It contracts continually as you breathe ...

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 ...

Breathing has been an intrinsic feature of our lives since the day we were born. Akin to background noise, we inhale and exhale thousands of times per day, the vast majority of which we are unaware of ...