How healthy are you? Find out with this quiz! 64% of Americans are overweight today and 25% of children between 6 and 19 are overweight. Being overweight leads to heart disease, cancer, stroke, diabetes, asthma, hypertension, and sleep apnea, among many more conditions. The good news is that YOU control your diet and activity level. YOU have the power to improve your immediate and future health. All you need is the right information and the desire to put it into action.