One day I saw a friend who said that he had hypertension. The doctor told him to eat less salt and more high potassium food, because sufficient potassium intake can resist the boosting effect of sodium. I said: The doctor is right. You should really eat more foods rich in potassium in this situation. My friend was puzzled and asked: All I know is that bananas and lemons are rich in potassium, and what food is rich in potassium. The doctor said that you should eat 3 500 ~ 4 700 milligrams of potassium every day. How many bananas do you need to eat? I calculated an account for him: According to the latest dietary nutrient reference intake released by Read More …