hi Callum, it takes time to start jumping best way is find a post hold on and start that way your back might be tender next day but that gos away the running is starting to wilk fast then jog then run theres lots of post on here to help you make sure you where knee pads hand gaurds very important theres a meet on 4th jan you might want to come along as spud says you can learn alot at gym all the best for now..