Dear Doctors: My husband was given a small jar of an electrolyte powder by a friend and has decided to take it on a daily basis. He is 76 years old, sedentary, a bit overweight and has high blood pressure. Might taking electrolytes cause him problems?
Dear Reader: Electrolytes are minerals that, when dissolved in liquid, carry an electric charge. The main electrolytes are potassium, magnesium, calc…