About one-third of U.S. children and more than two-thirds of U.S. adults are either overweight or obese, according to the National Institute of Health.
It’s no secret that Americans are suffering an obesity epidemic, but a solution to the problem remains elusive. Since 1980, obesity rates among adults have more than doubled. And for children, they have more than tripled.
We’re told that if we just eat less and exercise more, the weight will come off, but for many it’s not so easy. Millions of people restrict their calories for months or years, only to gain it all back and more. We are a culture obsessed with dieting, yet people just keep getting fatter.

Artificial sweeteners can make you crave more sweets and carbs. John Moore/Getty Images