100 mile 12-week training plan This plan is designed for a cyclist who has been cycling a few years and wants a 12-week plan to make sure they are in good shape to tackle their 100 mile cycling event. The plan is aimed at those who are time-poor and can only squeeze in the odd hour of training here and there around other commitments in the week. They should also have a relatively good base of fitness and be able to ride for three hours or so at an easy pace. If this isn’t you, it might be ...