Many gymnasts find the center split to be the trickiest one to get to 180 degrees (a full split.) Here's step by step stretching instructions for how to do a middle split.: Beginner Center Split: Both Knees Bent
Turns out you don't need to throw around heavy weights to get in a killer strength session. These five TRX exercises use your body weight (and gravity) to provide a fully scalable workout for every fitness level.