Human Body Systems: Enzymes, Electrolytes & Metabolism

Body systems rely on a balance of electrolytes, enzymes, and hormones like cortisol. Understand fat metabolism, urinary output, and energy system functions.

Woman complaining to doctor about stomachache

Symptoms of Potassium Overdose

Published Aug,14 2017 | By Natalie Overstreet

A certain amount of potassium is required by all cells, but too much can be harmful and even fatal. Potassium overdose usually causes no symptoms until the blood potassium rises above 6.5 or 7.0 meq/L. When present, symptoms typically involve the nerves, heart or digestive system.