Experiencing occasional anxiety is a normal part of life. However, people with anxiety disorders frequently have intense, excessive and...

Esophagitis (uh-sof-uh-JIE-tis) is inflammation of the esophagus. The esophagus is the muscular tube that delivers food from your mouth...

Overview Sexually transmitted diseases (STDs) — or sexually transmitted infections (STIs) — are generally acquired by sexual contact. The...

Heart failure occurs when the heart muscle doesn't pump blood as well as it should. When this happens, blood often backs up and fluid can...

Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory lung disease that causes obstructed airflow from the lungs....