GETTY IMAGES Better sleep. That's all that could be standing between you and a new PB. Too good to be true? Not according to Mara Yamauchi, who set a new marathon PB (2:25:03) at the International Women's Marathon in Tokyo in November. "Sleep is one

You put a lot of effort into your training, nutrition and race-day goals - don't sabotage it by neglecting your toenails. "Most toenail problems are easily avoided," says podiatrist Trevor Prior (premierpodiatry.com). "It's better to spend a little

and Great Britain bobsleigher, Keith is also an adviser to the Lucozade Sport Performance League and has been imparting his wisdom to our Flora London Marathon contenders - the Lucozade Sport Super Six.We caught up with Keith to find out how to dodge common