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 ...

Medically reviewed by Kayla Girgen, RD Higher potassium intake, especially from foods, is linked to lower blood pressure and better heart health.Most adults need about 3,500–5,000 milligrams of ...

Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more ...

Kerendia (finerenone) is a prescription drug that’s used to reduce certain risks in adults with type 2 diabetes. Kerendia can cause mild to serious side effects. Examples include high potassium levels ...

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 ...

If you’ve ever looked at your food’s nutrition facts, you might have noticed that they all list potassium. There’s a reason for that – it’s considered a "nutrient of concern" since so many Americans ...

Many foods contain magnesium and potassium, two minerals that are important to heart health, bone health, muscle function, and more. Find out what foods to eat to increase your intake of magnesium and ...

What is potassium? Aside from the broad strokes knowledge you may know, like it's naturally found in bananas and it's great post-workout when you've worked up a good sweat. Do you really know what ...