I love football, but I can't play it because I don't have time for this. I only can sometimes watch matches and follow popular championships on http://tuttur.pro to know the changes in the standings of different football championships.
Friction starts when one mucks up the pass, everybody is after you.
Football,ice scatting ,ice hockey or hockey, javelin, athelete, car racing and so on
Running, table tennis, tug of war and so on.