In January's issue of "O" magazine, the media queen admits she now weighs 200 lbs. Just how much weight did she gain in the past four years?

Oprah Winfrey's weight through the years.

In an article called, "How Did I Let This Happen Again," Oprah admits she has gained 40 lbs. in four years. She says, "I'm mad at myself. I'm embarrassed." The story kicks off to a week-long series on "The Oprah Winfrey Show" which will advise viewers on health, spirit, money and relationships.

Click to see other celebs  who've battled with weight loss.

Thanks for your honesty, Oprah! We fall off the wagon too sometimes. It's refreshing to see that for someone who seems to be successful at everything you try -- that you too are human.