A potassium blood test measures the potassium level in your blood to check your general health and diagnose conditions.

Most adults need around 3,500–5,000 mg of potassium daily to help lower blood pressure. Foods like tomatoes, potatoes, 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 ...