There is not evidence that diet plays any part in acne.

Talk therapy, diet, and even exercise can all play a role.

The cause of the condition is unknown, but researchers say diet may play a role.

As is true in nearly all cases of the body, diet will play a major role.

But they think that a low-fiber diet may play a role.

The human characters' diets play an important role in their interaction with the native species.

A diet too low in fruits and vegetables may also play a role.

Sure, stress, poor diet and genetics all play a role, but there's more to it than that.

Genetics, diet, age, and lifestyle can all play a role.

It's not likely, though, that Ruth's diet played a role in home run history.