Maintaining a healthy weight is perhaps the single most important step you can take toward optimal health and long life. Calculating your BMI is a good rough indicator of your current weight and general condition.
Your BMI is a crude measurement of your body weight in reference to your height:
Warning: The BMI is a pretty good indicator for the average person from age 25 to 65. But it has its limitations. It does not take into account muscle mass or your overall body type (“apple” vs. “pear” body types).