Obesity is a risk factor for numerous disorders that afflict the human race, so understanding how to maintain a healthy body weight is one of the most urgent issues facing society. By 2025, it is estimated, 18 percent of men and 21 percent of women will be obese worldwide.
In the U.S. alone, 68.8 percent of people are already classified as overweight or obese. The U.K., meanwhile, has one of the greatest problems in Western Europe—67 percent of men, 57 percent of women and a quarter of children are overweight.
Excerpted from Newsweek