Image: LIU JIN/AFP/Getty Images
About This QuizDiets: You've tried them all, with mixed results. At least you know all about diets ... or do you? Test your diet IQ with this weight loss quiz.
Who wrote the "New Diet Revolution" in 1972?
Dr. Robert Atkins
Dr. Robert Atkins wrote "Dr. Atkins New Diet Revolution" in 1972. The Atkins Diet took a few years to catch on, but when it did, it really took off.
Dr. James South Beach
Dr. Deepak Chopra
At any given moment, what percentage of American women are dieting?
At any given time, an estimated 40 percent of American women are on a diet.
What's a good rule of thumb measurement for the size a portion of meat, poultry or fish should be in a healthy diet?
a deck of cards
A serving of meat, poultry or fish should be about the size of a deck of cards or the palm of a small or average-sized hand.
a toilet seat
What is the basal metabolic rate?
the rate at which your body produces fats
the length of time it will take an individual to lose a specified number of pounds
the amount of energy a body needs to function when at rest
The basal metabolic rate is the amount of energy your body needs to function when at rest, which accounts for about 60 to 70 percent of the calories the average human burns each day.
What's the idea behind lower carbohydrate intake to lose weight?
fewer carbs means less fluctuation in blood sugar levels
The theory behind a low-carb diet is that carbohydrates can cause blood sugar levels to spike and drop, causing an increase in appetite. Reducing carbohydrate intake is thought to help better regulate appetite by cutting out these spikes and troughs in blood sugar.
carbs create the fat stores in your body, so less of them means less fat
your body doesn't know when it's full when you eat too many carbs
What is the best way to tell if you're overweight?
body mass index
The body mass index (BMI) quantifies whether you're overweight. Divide your weight in pounds by 2.2 and your height in inches by 39.37. Now you've got your metric measurements. Multiply your height in meters by itself (e.g., 1.89 x 1.89), use that product to divide your metric weight and you've got your body mass index number. A normal BMI is between 19 and 25.
compounded weight ratio
Which of these isn't an actual diet?
The Cabbage Soup Diet
The St. Louis Salt-only Diet
The St. Louis Salt-only Diet isn't a real diet. The Hollywood Miracle Diet and the Cabbage Soup Diet actually are.
The Hollywood Miracle Diet
The initial weight loss seen at the beginning of a diet comes from:
sudden drop in fat stores
change in metabolic rate
loss of water
At the beginning of a diet, the initial weight loss comes from a loss of water and the breakdown of muscle protein rather than the loss of fat.
What percentage of your daily caloric intake should come from fats?
2 to 4 percent
25 to 35 percent
The American Heart Association's Therapeutic Lifestyle Changes program suggests 25 to 35 percent of your daily caloric intake should come from fats. Remember some fats are better than others, however.
50 to 70 percent
Using which of these is an easy way to shave a few fat grams off your intake when dieting?
Using nonstick pots and pans can reduce the amount of added fats (in the forms of oil or butter), you need when cooking.
ball of twine
LIU JIN/AFP/Getty Images
Image: LIU JIN/AFP/Getty Images
About This Quiz
Diets: You've tried them all, with mixed results. At least you know all about diets ... or do you? Test your diet IQ with this weight loss quiz.