Current research shows that some of dancing movements, specially during the landing phase (during the eccentric phase of muscle work related to amortization) produce high values of the vertical component of ground reaction force, able to reach the level of 9.4 BW (Picon, 2002; Dworak, 2004; Gorwa et al. 2008). Serious injuries often happen during these phases of jumps. As reported by Luke et al...

Dear Sir, We report an interesting case involving the spontaneous rupture of the extensor pollicis longus (EPL) tendon in a break-dancer. A 29-year-old male professional break-dancer presented to our institution with the chief complaint of right wrist pain and inability to extend his thumb. He reported insidious dorsal-sided wrist pain but had the acute onset of worsening pain and inability to ...