Though it has limitations, a basic rule of energy balance states that 1 pound of fat is stored for every 3500 kcalories eaten in excess.
A waist measurement of 94 cm or more in men and 80 cm or more in women is commonly used as an indicator of increased risk of obesity health problems, with a significantly higher risk of 102 cm or more in men and 88 cm or more in women.
Lean body mass is body weight minus body fat mass (stored fat). In healthy adults, body composition is kept within narrow limits for short periods of time.
This may vary by race and ethnicity, but for optimal health, your waist should be less than 40 inches for men and less than 35 inches for women. If it's larger than that, you should talk to your doctor about the next steps, such as losing weight.
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