Advertisement

Why are so many people in the United States obese?

Fewer than half of adults in the U.S. engage in recommended levels of physical activity. A 2007 survey shows that on any given day, only 18.5% of Americans engage in exercise. At the same time, daily caloric intake for the average American has increased by more than 500 calories since 1970. In the absence of increased physical activity, 500 extra calories per day for one year translates into 52 additional pounds of body weight! With the majority of adults moving less and eating more than in years past, it is easy to see why rates of obesity and overweight have steadily risen.

Continue Learning about Obesity

Global Epidemic: More People Obese Than Underweight
Global Epidemic: More People Obese Than Underweight
It’s not news that obesity is a national problem, but a study published in The Lancet reveals it’s a global problem too. For the first time in history...
Read More
What causes obesity?
Dr. William L. Wilson, MDDr. William L. Wilson, MD
The traditional view is that obesity is a simple math problem—to many calories consumed and not calo...
More Answers
6 Surprising Factors That Increase Your Obesity Risk
6 Surprising Factors That Increase Your Obesity Risk6 Surprising Factors That Increase Your Obesity Risk6 Surprising Factors That Increase Your Obesity Risk6 Surprising Factors That Increase Your Obesity Risk
You knew overeating and inactivity can up your odds—but the list doesn't end there.
Start Slideshow
What Is Normal Weight Obesity?
What Is Normal Weight Obesity?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.