Many foods contain magnesium and potassium, two minerals that are important to heart health, bone health, muscle function, ...

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 ...

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 ...

LONDON, England—The common practice of administering potassium to keep levels up during CABG with the aim of preventing postoperative atrial fibrillation (AF) doesn’t seem to be doing much good after ...

Madrid, Spain – 29 August 2025: Targeting high-normal potassium levels reduced the risk of arrhythmias, hospitalisation for heart failure or arrhythmia and death compared with no intervention, ...

Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Potassium supplements can help lower blood pressure if your potassium levels are low.  Taking too much potassium can be dangerous.It's safer to ...

Low potassium levels in the blood, known as hypokalemia, is a potentially dangerous condition that can affect anyone. During pregnancy, it is common for a woman’s potassium levels to drop due to ...