So many people start new fitness regimes with gusto and enthusiasm only to be struck down with illness or injury early on. New habits and routines go out of the window and it’s so hard to find the momentum to start over again. This is what happened to Tracy Barwell who has been writing a diary for the BBC about her efforts to improve her health. They asked me to advise her on how to get back into the swing of things after a nasty virus. Read my advice to Tracy.