When you're sidelined by injury your natural reaction should be to cut back on calories until it's time to return to training - and burning energy. But the healing process demands fuel, too. "It's like fixing a house," says sports dietitian Cynthia

. Brewed coffee contains just two calories per cup, so it doesn't provide the energy muscles need after exertion, but adding low-fat milk and sugar contributes calories, and the calcium and vitamin D improve its nutritional profile. And coffee contains

for the American Dietetic Association. "And that's where your power comes from."The benefitsBecause protein slows digestion and lowers a food's rating on the glycaemic index, it prevents high-energy carbs from sending your blood sugar soaring, then crashing. That