We've all heard the rumours that supplements and vitamins are just expensive waste that goes straight through you, but there are some that doctors recommend.
So which are useless and which can actually improve your health?
LISTEN ABOVE

Greg Pain: Avoiding injuries before they happen
40:54

Alex Flint: Training for your body type
40:36

David Letele: Why are we always getting in our own way when we're getting healthy?
40:44