Obesity is more than just being overweight. People are considered to be obese if they have a body mass index (BMI) of 30 or greater. (Those who are overweight have a BMI of 25 to 29.9) Obesity increases the risk of diabetes, heart disease, high blood pressure, stroke, some types of cancer, and even dementia later in life. Despite the health risks, it can be very difficult to shed extra pounds, and keep them off.

Surgery Is No Quick Fix for Obese Teens

At 16, Shaina weighed 242 pounds. She also developed a complication of obesity in which pressure builds up within the skull, damaging the optic nerve. The only solution for Shaina was to lose weight—fast.

Why Belly Fat Increases Type 2 Diabetes Risk

Fat in your midsection tends to swaddle organs that play a key role in regulating blood sugar

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