Despite what many inventors of best-selling fad diets would have the public believe, weight loss is a simple issue. Burn more calories than you consume, and you'll lose weight. As a runner, you're in luck, because running happens to be one

's not impossible. But a person who is overweight would be faster if he lost weight. Theoretically, a loss of about two pounds will increase speed by about a metre per minute of running. So if a runner runs a 5K in 20 minutes, a two-pound weight loss would make him

. GGWell, sure, it's not impossible. But a person who is overweight would be faster if he lost weight. Theoretically, a loss of about two pounds will increase speed by about a metre per minute of running. So if a runner runs a 5K in 20 minutes, a two