to 200 metres. Your 200-metre time should be about 10 seconds more than your 100-metre time. Estimated Burn 340 calories BRAD HUDSON’S MILES AND HILLSBrad Hudson, a former 2:13 marathon runner and coach, likes to incorporate lots of short hill sprints

a weight loss class and tackle her weight gain. Two years on, she runs regularly and has lost six stone gradually - sticking to an achievable weight loss of 1-2 pounds a week.Health worries can also be a useful trigger to change lifestyle choices

of crisps and a huge plate of dinner. By swapping to unrefined carbohydrates, protein and plenty of fruit and vegetables, Andy went from 16.5 stone to 14.5 stone in four months.“I was looking and feeling better,” he recalls. “And while I was enjoying my

successor, Usain Bolt, is not, but that is because he's 200ft tall and runs on wheels. How elite athletes' BMIs comparePaula RadcliffeHeight 5'7" Weight (kg) 54BMI 18.0 (Underweight) Haile GebrselassieHeight 5'4" Weight (kg) 56BMI 20.5 (Normal Weight

. If your BMI drops below 18.5, you're at risk of becoming weaker and slower. WEIGHT LOST 5K 10K HALF-MARATHON MARATHON 900g 12.4 secs 25 secs 52 secs 1:45 2.3kg 31 secs 1:02 2:11 4:22 4.5kg

are more accurate than others.) Once you know it, refer to the table below. Recommended Overweight Obese Men 6-18% 19-24% Over 25% Women 10-25% 26-30% Over 31% STRATEGY 7:Get adequate proteinOf the three nutrients that supply calories