Sensa claims to help you lose weight by changin the way you smell food. Hear from experts and real women who've tried it. Should you believe the hype? Dr. Oz investigates.

View Part 2 of Sensa: Sensational or Senseless?


View Part 3 of Sensa: Sensational or Senseless?

View Part 4 of Sensa: Sensational or Senseless?

View Part 5 of Sensa: Sensational or Senseless?

Read more about Sensa and see if it's right for you.

Dr. Oz goes where he's never gone before. He's letting you eat fast-food and it's not what you expect. Learn which fast food meals you can eat under 500 calories while still enjoying the food you love.