It's like you ask why people do sport..
Parkour is awesome in many eyes + helps you reach your destination faster :D
The definition of parkour is individualistic, practitioners of parkour define parkour in their own way. However, all people can agree parkour is the freedom of movement.
how many people participate in parkour worldwide? x
Stuntmen?
A lot of people do not see parkour in a positive light, so you are not the only one.
Parkour is people doing stunts on things like balconies, and light poles or sometimes just on the sidewalk.
Pyrmont Park for people in Sydney
Yes its very popular and is seen in a lot of films without a lot of people realizing its parkour
I did parkour yesterday. I am doing parkour today. I will be doing parkour later on today.
There is no official statistic on the number of people who have died while doing parkour. Accidents can occur during parkour due to the high-risk nature of the activity, but the actual number of fatalities is not readily available.
David Belle is the founder of parkour, but no one 'made' parkour.
I would not rely on just watching parkour videos to learn parkour from. You have to be in tip-top shape to do parkour. You do not want to break anything.
Parkour can be start by run.