X Japan leader Yoshiki to undergo surgery

"Yoshiki has been informed by a neurosurgeon in Japan that his neck has experienced severe damage that would force a professional rugby player to retire. It has been medically determined that he is approaching his limit, both physically and mentally," a statement said.

A rock drummer - even the "energized" version - and a professional rugby player experience somewhat different bodily stresses in the performance of their respective crafts... Apples & oranges.