That feeling of not being able to catch your breath can be frightening, yet many dismiss it as simply being out of shape or stressed. Medical experts caution that persistent breathing difficulties ...

Shortness of breath, often dismissed as a harmless symptom of fatigue or stress, can be an alarming indicator of underlying health issues. Though it may seem like a simple case of being out of shape ...

Mucus, a fluid in your upper respiratory system, is usually clear. But a number of health conditions can cause it to turn brown. Also known as brown phlegm or sputum, brown mucus can be due to a range ...

People living with chronic obstructive pulmonary disease (COPD) typically rely on maintenance inhalers to manage their daily symptoms. They may also take rescue inhalers for sudden breathing ...

Nasal obstruction is a blockage of the nasal cavity, which is the space inside the nose. It may occur due to excess mucus or structural changes to the nose. The nasal cavity divides into two passages, ...

A myasthenic crisis is a serious complication of myasthenia gravis. It causes respiratory failure, which is a life threatening condition. Myasthenia gravis is an autoimmune condition that causes ...