back against your hands, then slowly lift one foot a few inches off the floor, pause and lower. Do the same with the other foot and continue this until you lose the pressure against your hands.BAD HABIT: You go for a PB in every race No runner can deny

need a balance of objective structure and subjective comment," explains Phil Hayes, applied sport and exercise scientist at Northumbria University. "Pay attention to concrete figures, such as improved times, or running the same times at a lower heart

, then step back to your starting point, contracting your glutes, quads and calves as you do. One-legged squats Using your back foot for balance, lower your front leg so your upper thigh is parallel to the floor. Keep your knee behind your front foot. Press

back against your hands, then slowly lift one foot a few inches off the floor, pause and lower. Do the same with the other foot and continue this until you lose the pressure against your hands.BAD HABIT: You run intervals that are too short "Training

need a balance of objective structure and subjective comment," explains Phil Hayes, applied sport and exercise scientist at Northumbria University. "Pay attention to concrete figures, such as improved times, or running the same times at a lower heart

, then step back to your starting point, contracting your glutes, quads and calves as you do. One-legged squats Using your back foot for balance, lower your front leg so your upper thigh is parallel to the floor. Keep your knee behind your front foot. Press

'll wake up alert and ready to get back out there.Load up Heard that eating turkey and other foods rich in tryptophan can help you nod off? Not true, says Catherine Collins, chief dietician at St George's Hospital in London. "While tryptophan is found