Which of the following is the best natural source of iodine? 

Which of the following persons should take daily supplements? 

Obesity significantly increases the risk for: 

The primary symptom of vitamin E deficiency is:

How do most fad diets work? 

What is central obesity? 

What is the most likely reason that so many of the fad diets introduced to the public are ineffective? 

Which mineral is vital to the transport of lipids?

Which vitamin helps the absorption of iron? 

What type of reactions require energy?