Although an elevated potassium level may cause no symptoms, the signs that may occur in some people are slow or abnormal heartbeat, feeling nauseous and overall weakness, reports the National Institutes of Health's Medli... More » Health Nutrition & Diets Nutritional Amounts & Limits

An abnormally high level of potassium in your blood can lead to a wide range of symptoms, some of which can be fatal according to WebMD. The most life-threatening symptoms that can occur include changes in heart rhythm, ... More »

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. More » Health Medical Ranges & Levels

A vitamin D level of between 50 and 125 nanomoles per liter is considered sufficient, states the National Institutes of Health. At a blood serum concentration below 50 nanomoles per liter, adults develop bone weakness, a... More » Health Nutrition & Diets Nutritional Amounts & Limits

While a slight drop in an individual's potassium level does not usually result in visible signs or symptoms, a significant drop can slow down an individual's heartbeat and lead to feeling lightheaded or fainting, accordi... More » Health Medical Ranges & Levels

Heart palpitations are sometimes associated with health issues such as heart disease, an overactive thyroid, abnormal levels of potassium in the blood or not having a sufficient amount of oxygen in the blood, according t... More »

Effects of high potassium levels in the body may include breathing difficulties, erratic heartbeat, feelings of weakness and nausea, and sensations such as tingling or numbness, according to the University of Maryland Me... More » Health Nutrition & Diets Nutritional Amounts & Limits