High potassium levels, also called hyperkalemia, can cause heart palpitations, vomiting and breathing problems, according to Healthline. Hyperkalemia may also cause feelings of weakness, tiredness, tingling, numbness and... More »

Symptoms of high potassium levels in the blood include abnormal heart rhythm, slow heart rate and weakness. It is hard to diagnose this condition, as its symptoms may be mild and can also be the result of other health co... More »

Having blood potassium higher than 7.0 millimoles per liter can be very dangerous and requires emergency medical treatment, according to Mayo Clinic. High blood potassium can result from life-threatening conditions, such... More »

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Having high potassium levels, called hyperkalemia, can cause fatigue, nausea leading to vomiting and breathing problems. In severe cases, hyperkalemia can cause paralysis and an irregular heartbeat, which may cause the h... More »

A high blood potassium level, known as hyperkalemia, can cause muscle fatigue, weakness, paralysis, nausea and heart rhythm problems, according to Mayo Clinic. In severe cases of hyperkalemia, the heart rate may become e... More »

Very high potassium levels, also known as hyperkalemia, are commonly indicative of kidney failure, states Healthline. Normal blood potassium levels range between 3.6 and 5.2 millimoles per liter, explains Mayo Clinic. Ha... More »

Excess potassium in the blood, also known as hyperkalemia, can cause weakness, slow heart rate and heart arrhythmia. This anomaly in heart rhythm can be life-threatening, which makes diagnosis and treatment vital, as sta... More »