Mobility http://www.mobilitywod.com/2011/12/episode-349-what-if-we-just-used-a-joint-stabilityfunction-approach.html Warm-up   Use the skills / strength section for your warm-up today. Skills / Strength   Spend 10 minutes working on your jump rope skills. There are some great jump rope videos from Rage Fitness here (http://www.ragefitness.com/) Coach’s Tip: Before spending all your time just messing up on double unders, just work different…