. back now. time now for our weekly segment about everything that worries us. this viewer asks, i am a 68-year-old hispanic woman, and my health habgos been good unti last week and my blood work showed a high potassium level. should i worry? first of all, if you can explain what happens to the body if it has too much potassium, and how do you even check your potassium levels? z the doctor draws the blood, and potassium is responsible for cell muscles and the heart. if you have too much potassium you ll have heart problems. i would treat potassium under the supervision of a medical or cardiac doctor. things such as adrenal