Gear ratio effect on stopping/skidding

Why the weight loss? It makes me sad when people lose weight, sacrificing real food and good health. Unless you have problems with obesity, dont do it my friend! Ride your high gear, sprint from stops but eat big and watch your muscles grow!

I don't think it was through choice, he smashed up his jaw after some dickhead knocked him off whilst stationary at a set of lights, and hasn't been able to eat solid food for weeks.