1. 12.1 percent
   33.8 percent
2. 74.5 percent

Obesity is defined as having a body mass index (BMI) of 30 or higher and the CDC estimates 33.8 percent of adults are obese. There are a range of online calculators to help you determine your BMI, which is a ratio of your height to weight.

1. 11 percent
   37 percent
2. 51 percent

Just 11 percent of adults think they are obese -- that's a third of the number of people who really are obese.

1. 5 feet 4 inches, 140 pounds
   5 feet 6 inches, 160 pounds
2. 5 feet, 10 inches, 170 pounds

5 feet 4 inches, 140 pounds, yet the average female model's measurements are 5 feet 11 inches, 117 pounds.

1. 8 million
   17 million
2. 24 million

Nearly 24 million suffer from the three basic types of eating disorders: anorexia nervosa, bulimia nervosa and binge-eating disorder.

1. 5 percent
   15 percent
2. 37 percent

Not many -- just 5 percent, which often causes many of the other 95 percent to have unrealistic expectations about what their ideal physical appearance should be.

1. 37 percent
   50 percent
2. 69 percent

Sixty-nine percent. And 47 percent of them reported that those images made them feel like they needed to lose weight.

1. 46 percent
   61 percent
2. 81 percent

Nearly 81 percent say they are afraid of being fat, and 42 percent of 1st to 3rd graders say they want to be thinner.

1. eating disorders
   schizophrenia
2. echopraxia

Eating disorders like anorexia, bulimia and binge eating have the highest mortality rate of any other mental illness.

1. encopresis
   anorexia nervosa
2. Ganser syndrome

Teenage girls with anorexia often stop menstruating, and are also at a higher risk of osteoporosis and fractures.

1. bulimia nervosa
   anorexia nervosa
2. athletica nervosa

Individuals with bulimia nervosa binge eat and then purge, and may also exercise excessively, or fast after they believe they've eaten too many calories.

1. food-hiding disorder
   binge-eating disorder
2. mono-culinaria

Binge-eating disorder. Unlike other eating disorders, this one can lead to excessive weight gain.

1. fictitious disorder
   body dysmorphic disorder
2. Munchausen's syndrome

Body dysmorphic disorder. It can also lead either to an obsession with looking in the mirror or total avoidance of mirrors.

1. trichotillomania
   rumination syndrome
2. anorexia athletica

Individuals with anorexia athletica will place exercise above all else -- including social interactions -- and will force themselves to exercise even if ill or injured.

1. stress to your relationships
   stress to your wallet
2. stress to the heart

Stress to the heart is a very real side effect of too much exercise, but stress to your wallet and relationships can also occur!

1. 2000
   1600
2. 1200

Anything less than 1,200 daily calories for a prolonged basis might indicate anorexia.

1. 5 percent
   20 percent
2. 35 percent

Twenty percent. And 12 states had a rate that was 30 percent or higher.

1. 10 percent
   30 percent
2. 50 percent

Only 10 percent of people seek treatment, and just 35 percent of those get help at a facility that specializes in treating eating disorders.

1. quitting smoking
   losing weight
2. getting out of debt

Quitting smoking, but losing weight is close second.

1. 5.6 percent
   42.7 percent
2. 81.3 percent

Just 5.6 percent. That leaves a lot of room for improvement, America!

1. 25 percent
   50 percent
2. 75 percent

Half -- or 50 percent -- meet the criteria for depression, which helps explain why the condition can sometimes respond to treatment with antidepressants.