If your height is 1.72 meters (or 5 feet 8 inches), then your weight should be 1.72 X 1.72  X 23 = 68 Kilograms (or 150 pounds). Here I have assumed a body mass index of 23. To understand body mass index visit www.fatlossjunction.com/Articles/BodyMassIndex.htmlBody mass index (or BMI) is defined as the person’s body weight divided … Read more