Potassium is an important mineral and electrolyte needed for all kinds of bodily functions – not just for running a marathon or lifting weights (although electrolytes can be lost in sweat.) It’s ...

Targeting high-normal potassium levels reduced the risk of arrhythmias, hospitalization for heart failure or arrhythmia and death compared with no intervention, according to late-breaking research ...

This nutrient can make a big difference in how you feel, especially when it's hot.

The causes of a decline in the serum level of potassium from a normal of around 5.0 milliequiv. per liter to levels of 3.0 milliequiv. or less are varied. It has long been known that during acidosis, ...

A healthy amount of potassium helps regulate your heartbeat, lowers blood pressure, and keeps muscles and nerves functioning at optimal levels. Although many adults in the US don't get enough ...

Hyperkalemia (serum potassium level, >5.0 mmol per liter) is associated with increased mortality among patients with heart failure, chronic kidney disease, or diabetes. We investigated whether sodium ...

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 ...

Bananas and avocados — foods that are rich in potassium — may help protect against pathogenic vascular calcification, also known as hardening of the arteries. University of Alabama at Birmingham ...

Medically reviewed by Elizabeth Barnes, RDN Bananas are known for their high potassium, which is key for heart, muscle, brain, and kidney health. One medium banana has 422 milligrams (mg) of potassium ...

The fitness supplement industry is one hell of a beast that boasts an avalanche of weird and wonderful products to suit your every need and niggle. As such, people are willing to exercise blind faith ...

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, ...