Jumping on the trampoline is one of my favourite types of exercises. It's fun, it's simple, and it has tremendous health benefits. One major benefit is it helps you feel youthful. Look at kids running, jumping, and playing. They're so light on their feet and moving easily. Unfortunately it doesn't take long before you start to stiffen up and most adults have completely lost that supple feeling. It doesn't have to be that way however. Trampoline jumping is one of the best ways to get that feeling back. Another benefit is that it promotes lymphatic fluid flow. Jumping up and…