Heart Rhythm Disorders Topic Guide
Heart Rhythm Disorders (Arrhythmias): Heart rhythm disorders are conditions that causes changes in the normal heartbeat. These disorders, collectively known as arrhythmia, may be caused by abnormalities in the electric nerve impules that regulate the heartbeats, among other causes.
Anxiety Anxiety as a medical condition is characterized by worry, fear, nervousness, shortness of breath, sleep problems and other symptoms. Diarrhea, tremors and rapid heart rate are some physical symptoms of severe anxiety, which may arise from a mental or physical condition, drug use, or some combination of these causes. Treatment can include medication and psychotherapy.
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