New science suggests your personality can affect your health! Dr. Oz unveils a quiz that will help you discover the surprising links between your well-being and personality type. Plus, is it healthier to be an optimist or a pessimist?

View Part 1 of What's Your Personality Type?


View Part 2 of What's Your Personality Type?

View Part 3 of What's Your Personality Type?

View Part 5 of What's Your Personality Type?

Take the quiz to find your personality type.

Read more about what your personality reveals about your health.

After years of trying to get pregnant, doctors told Kelsi Pierce it would be near impossible for her to conceive a child. However, Kelsi got the surprise of her life when her mom volunteered to be her surrogate — and she found out she, too, was pregnant!