It’s quite simple. After exercise, your carb stores should be depleted, but your body still needs energy. So it starts to break down muscle, and you lose muscle tissue. High GI carbs refuel the carb stores quicker, than low GI carbs, resulting in less muscle tissue being lost.
8:36 am on May 28th, 2010
That sounds like really stupid advice. It makes my head hurt just thinking about it.
9:29 am on May 28th, 2010
It’s quite simple. After exercise, your carb stores should be depleted, but your body still needs energy. So it starts to break down muscle, and you lose muscle tissue. High GI carbs refuel the carb stores quicker, than low GI carbs, resulting in less muscle tissue being lost.