It helps you know which person is on which sports team so you don't accidentally confuse other teams players with your team players.. It prevents you from giving them an advantage.
It also helps identify which team your on and what number or person you are.(i play Basketball).
yes
ice hockey
It doesn't.
A negative effect of a drug or aid in sport such as caffeine.
"seasonal". And it doesnt effect sport performance.
big butt
yes
It hurts...
penis
sport
A stimulating effect. The factories and farms were required to produce all kinds of war-supplies - weapons, ammunition, uniforms, saddlery and rations.
They were small because basketball was a relatively new sport and they hadn't created a standard uniform size yet.