if effects it in a way that u cant really keep up unless your a line man, still you have to be in pretty good shape. It can change peoples dreams if they want to be something but are to big. Obessity is obviously not the healthiest thing. Thats why it is important to keep your self fit.
they can make you faster and stronger
it depends on which sport you are playing.
It affects your concentration and the performance. If you're very anxious, you can not focus or concentrate on work, school, and sports.
They get weaker so they get injured very easily.
Cohesion in relation to sport is what keeps a group or team together.
If you dont get enough sleep, you will be fatigued, which will affect performance.
not performing to the to the best of there ability and not being able to the concentrate enough
Not officially classified that way
nervousness affects the athlete's concentration. this can make there performance like getting of the start in a race not very solid. the nervousness kicks over and it affects your team morale (if in a team) that will affect the end result.
It affects you because the smoke effects you lung and makes it hard for you to breath as well as run slower then you normally do.
no, your tardiness in studying affects your school performance. The size of your head or brain is not related in the school performance.
It shouldn't, the amount of songs only affects the amount of space, not RAM, which is what affects your performance.