execution and time spent in the air. Trampoline was originally invented in 1934 by George Nissen, but only grew in popularity during the first world championships in London in 1964. The sport then ...

At first, the trampoline was used to train astronauts ... execution and time spent in the air. "The sport is highly technical and requires absolute precision," the Olympics website reads.

trampoline parks have much lower injury rates. Urban Air, a Texas-based company that owns or has franchised a total of 85 trampoline parks, has a rate of three injuries per 1,000 visits.