The definiton of a sport is: an activity with rules or customs engaged in competitively.
Some examples are Basketball, Baseball, softball, soccer, tennis, football, swimming, and any competitive activity.
When you punch or kick you flex which makes it a sport.
rugby
Track And Field
it has to be out of the ordinary, an extreme sport can be anything that can put your own life at risk such as mountain biking or paintball, what makes an extreme sport is the intensity that you feel while engaging in the activity. Alpine skiing is another extreme sport.
Lucozade sport or energy.
Ford
wrestling or swimming
that makes no sense
it makes me happy.
lots of drinking
prostitution
the fact that it makes you sweat