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 ...

Medically reviewed by Violetta Shamilova, PharmD Medications used to manage hypertension (high blood pressure) are effective and usually well-tolerated. Serious complications are not common and can ...

Medically reviewed by Archana Sharma, DO Key Takeaways A potassium blood test measures the potassium level in your blood to ...

People with certain conditions may be more likely to develop high potassium levels (hyperkalemia). Although these high levels may only last for a short time, some people will have high levels that do ...

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, ...

A powerful mineral compound is quietly revolutionizing how people manage their blood pressure and heart health, yet most individuals remain unaware of its remarkable potential. Potassium chloride, ...

"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 ...

Reaching for a banana could do more than power your morning smoothie. A new international study suggests that eating more potassium-rich foods could help lower the risk of dangerous heart problems.

Often overlooked by many, potassium plays an important role in the body. It supports heart health, prevents kidney stones, ...