- twisted ankles - and no wonder, supporting that vast bulk
- nausea - both from unaccustomed physical exertion, and the body's natural way to make room for more delicious food
- stomach ache - and with that much stomach, it's statistically certain that some of it must ache, although this is often interpreted by fat children as hunger with the cry "I can't do volleyball, I'm hungry"
Just try not to run too fast to the coke machine once you've been excused.