Ed isnt paid to be in peak physical shape, so he can do what he wants.
Bah! He needs to be in tip-top shape to deliver the razor-sharp incisiveness of a seeker of Truth and Justice (oh, no hang on, that's Mike Parry isn't it). Nonetheless, as a license-fee payer I demand he conducts himself in an atmosphere of monk-like purity or I'll get all arsey about the BBC and send a nasty letter to Mr Wogan on Points of View.