Does stress turn your hair gray? Do at-home teeth whiteners really work? Dr. Oz is exposing the truth behind these anti-aging myths.

Click here to watch Part 2. 


Click here to watch Part 3. 

Click here to watch Part 4. 

Click here to watch Part 5. 

Whether it's falling or flying, Dr. Oz has the answers to why you have the dreams that you do and what they might mean.