The body needs the mineral potassium to regulate muscle contraction. The heart, being a muscle, may respond to changes in potassium levels by developing an irregular heartbeat, or arrhythmia. Atrial ...

Potassium does more in the body than you know. This important electrolyte helps maintain overall fluid balance in the body, keeps your kidneys functioning properly, enables optimal nerve function, and ...

Hypokalemia may lead to an irregular heartbeat, also known as arrhythmia. Some arrhythmias can be life threatening without treatment, but restoring potassium levels may help reverse symptoms alongside ...

Long workdays. Missed meals. Poor sleep. Most people blame these when legs cramp at night or eyelids twitch during meetings.