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

Diaphragm spasms may impede normal breathing and be uncomfortable. They can occur for a number of reasons, including a blow to the stomach, a hiatial hernia, or phrenic nerve irritation. The diaphragm ...

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 ...