Doctors Chris and Xand van Tulleken put competing health theories to the test with the help of 30 other pairs of identical twins.
Creators: Lucy Bacon, Chris van Tulleken, Xand van Tulleken
Network: BBC Two
Seasons
1
Episodes
6
Status
Returning Series
Chris van Tulleken
Himself - Presenter
Xand van Tulleken
Himself - Presenter
2007