Why you'll love it
Synopsis
Doctors Chris and Xand van Tulleken put competing health theories to the test with the help of 30 other pairs of identical twins.
Documentary
Health
Ask Ray About This
Similar titles for me
Personalized recommendations based on your taste
What I'll love (and hate)
Honest personalized pros and cons
If I loved this...
Your next watch to keep the feeling
More from these creators
Director, writer, and cast filmography
Convince a skeptic
Arguments to get potential cowatcher on board
Hidden details
Easter eggs and things you missed
