Of course, a number of individual factors can also play a role in whether it's appropriate to exercise while fasting, such as your age, when you last ate, whether or not you're pregnant, taking medications, your medical history, level of fitness, and the type of workout you engage in.
Children should consume no more than 12 grams (92 calories) or 3 teaspoons of added sugar per day, according to the American Heart Association. Teens should consumer no more than 18-37 grams (138-285 calories) or 5 teaspoons of added sugar each day.
Report Abuse. The amount of sugar you eat daily should be equivalent to what's in an orange, grapefruit, banana or apple, 10 to 20 grams. Sugar is sucrose which is 50/50 glucose (safe to consume) and 50% fructose (toxic).ow much sugar should we eat? The U. S. Department of Agriculture recommends that a person who consumes a 2,000 calorie diet should not consume more than about 40 grams of refined sugars per day.