One of the most encouraging stories over the last few years has been Mo Farah’s indulgence in caffeine before his Olympic 10,000m victory in London 2012. In his book Twin Ambitions , Farah writes: “Twenty minutes before a race I’ll normally drink some coffee to wake me up.” However, in the capital he has his normal espresso and as he says … “nothing happens – so I have another shot. As I walk on to the stadium track I feel this massive caffeine high come on!”
As Athletic Weekly says, "The rest is history." You can learn about it here: