I love running, is my way to relax.
I more of a walker my knees are pretty bad. Alot of people around the world consider running a sport.
Do you walk on a park or something? 
Yes I do, I usually walk around my neighborhood too. Running started about 2.6 million years ago.
2.6 million years ago?? There were no humans back then.
the ancestors that hunted animals ran, that's what I'm trying to say
They were probably the first bipedes in the planet history.
Interesting fact the first olympic games happened in 776 where the did competitive racing.