Competition comes at a cost. But, for the rest of us our goal is sustainable activity so that we maintain our health & fitness. Moderation is key. Not too much or too little so that we avoid the modern dilemma of life span > health span.

β€œthe 16-time grand slam winner would trade a few of his titles for a little less suffering, according to his uncle Toni — the man who has done the most to shape the player’s career apart from Nadal himself of course.
Nadal has been “living with pain and painkillers since 2005,” Toni said Thursday at the Congreso Murcia Sport & Business conference in Murcia, Spain.
“For this reason he’s considered his well-being above wins and many times he’s told me that he would have liked to win less in exchange for having less pain.”

Link: https://edition.cnn.com/2018/03/16/tennis/nadal-tennis-injury-toni/index.html