workout of the day

Thursday 050714



Five rounds for time of:
Run 400 meters
30 box jump, 24 inch box
30 Wall ball shots, 20 pound ball

Post time to comments.

Compare to 050410.

Uncle Rhabdo!

Warning, these workouts can kill! Acute exertional rhabdomyolysis is a serious clinical illness caused by an injury to skeletal muscle that results in the release of myoglobin and other cellular contents, including creatine kinase (CK-MM fraction) and aldolase, into the circulatory system. It can kill. Several cases of “Rhabdo” have been associated with CrossFit workouts. Only newcomers have been affected and poor fitness has NOT been a factor. We cannot emphasize enough the importance and safety of starting slowly: