a healthy weight helps control blood sugar,,blood pressure,and cholestrol.This can help prevent heart disease,diabetes,arthritis,and some cancers.Weight comes from muscle,fat,bone,and fluid.Body Mass Index(BMI) helps determine overall health and fitness.it is a measurement based on height and weight.it indicates body fatness and shows weight levels that leads to health problems.Measuring fat in the waist area,can also help predict obesity related diseases.Eating too much or not being physically active can make you obese or overweight.to try to combat it,try these tips:Choosing low fat,low calorie foods.*Eating smaller portions.*Drinking water instead of sugary drinks*Being physically active is very important.Losing 5-10% of your weight,can delay or prevent some weight related health problems.