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According to WebMD, potassium aids in prompting the heart to squeeze blood through the body thousands of times a day. Potassium is also helpful in the movement of muscles, the functioning of nerves and filtering of blood through the kidneys.


Many plant-based foods, including squash, sweet potatoes, beans, broccoli and bananas, are high in potassium. Some animal products, such as pork tenderloin and yogurt, are also good sources of potassium. Adults need to consume about 4,700 mg of potassium per day for opt...


For diabetics who are suffering from kidney problems, a low-potassium diet keeps potassium from accruing in the blood. Excess potassium in the bloodstream places the heart at risk. Some medications increase potassium in the blood, which means managing intake with a phys...


Low potassium, known as hypokalemia, occurs when blood potassium levels drop below the normal range of 3.6 to 5.2 millimoles per liter, according to Mayo Clinic. Potential causes include diarrhea or vomiting, profuse sweating, folic acid deficiency, excessive alcohol co...


Though quite rare, potassium overdose is possible, as Healthline indicates. A healthy 150-pound adult can overdose when more than 170,000 milligrams of potassium are consumed in a period of less than 30 minutes.


High serum potassium, known as hyperkalemia, can occur when kidneys do not function correctly or when an individual’s diet is abnormally high in potassium. Other causes include the breakdown of red blood cells or muscle tissue, trauma and uncontrolled diabetes, accordin...


The causes of low potassium include diarrhea, excessive alcohol intake, excessive sweating, diabetes ketoacodosis and chronic kidney diseases, says Mayo Clinic. Other causes of low potassium are diuretic medications and insufficient folic acid in the body.