03/18/2010 05:12 am ET Updated Nov 17, 2011

Oprah Fitness Guru Talks About Diabetes (VIDEO)

Bob Greene, Oprah's fitness guru, shared tips from his book The Best Life Guide to Managing Diabetes and Pre-Diabetes on Good Morning America this morning.

He listed some signs of being pre-diabetic, including increased thirst, increased urination, blurred vision and fatigue. "With lifestyle modification, many people can prevent getting diabetes," Greene said, emphasizing the importance of diet and exercise. Greene also highlighted some ingredients and foods that diabetics can have while still sticking to their diets.

You can find recipes and tips from Greene's book on the Good Morning America website.

What do you think? Will you read Bob Greene's book?