May 11, 2023 · What is a safe or normal potassium level? A typical potassium level for adults is between 3.5 and 5.0 millimoles per liter (mmol/L). Hyperkalemia occurs when potassium levels go above 5.5 …

Feb 25, 2024 · Kidney disease is a common cause of a high potassium level. Either high or low potassium levels can cause heart problems. Low potassium can cause muscle cramps.

Normal potassium levels are usually between 3.5 mEq/L and 5.5 mEq/L. High or low potassium levels can lead to varying complications, as outlined below. High potassium levels is also called hyperkalemia.

A potassium blood test measures the potassium levels in your blood. Too much or too little potassium may be a sign of a serious medical condition. Learn more.

Jun 25, 2025 · For adults, a normal blood potassium level falls between 3.5 and 5.2 milliequivalents per liter (mEq/L), which is equivalent to 3.5 to 5.2 millimoles per liter (mmol/L). These values represent …

Apr 2, 2025 · A potassium blood test is used to measure the amount of potassium in your blood. 1 It is part of a panel of blood tests called a basic metabolic panel (BMP) that measures different …

Apr 24, 2025 · Hyperkalemia occurs when the potassium levels in your blood are too high. Very high potassium levels can cause problems with your heart, kidneys, and muscles. High potassium can be …

Serum potassium is a critical diagnostic test that measures the amount of potassium in your blood. Potassium, an essential electrolyte, plays a fundamental role in maintaining overall health by …

Jul 23, 2025 · Potassium helps your nerves and muscles, including your heart, work the right way. But too much potassium in your blood can be dangerous. It can cause serious heart problems. Many …

Oct 31, 2024 · Learn about the role potassium plays in the body and the possible causes of this blood test result.