. "se they might lack the type of explosiveness it takes to blow out a knee ligament.In fact, I think if youre tired, youre a lot less likely to tear your ACL because youre not going to be as explosive, said Altchek, who has operated on players such as Josh Howard, David West and Purdues Robbie Hummel, and been a consultant for the NBA.via The-Daily-Record.com - Breaking News, World & Local News, S" . . .