threshold, and settle into a rhythm. Concentrate on keeping a strong core and using power through your glutes, quads and hamstrings. Visualise being on a climb, maintain that steady breathing and concentrate on the power going through the pedals. Five

, to give me a good indication of how I'll fare when I do the running leg of Team TW's relay triathlon in Hyde Park (in two weeks' time). But on completion, fighting the urge to be sick, absolutely spent and looking as white as a sheet, I was a full 2

can imagine - then chuck in some more cobbles on top.BenefitsPreliminary research suggests the vibrations increase muscular activity in the legs (quadriceps, hamstrings and glutes) up to 167 per cent more than cycling on a regular stationary bike