Millions of Britons are deficient in a vital mineral that can slash the risk of heart attacks and stroke - but are completely unaware, according to experts. As well as the long term effects, doctors ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Potassium does more in the body than you know. This important electrolyte helps maintain overall fluid ...

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 ...