Friday's health and safety news from the Cleveland Guardians Jersey world of football: on how defensive end , who is recovering from lymphoma, has raised $100,000 for awarene s of the disease. on how former NFL quarterback Doug Williams led a NFL Play 60 Challenge for hundreds of military kids last month. Roberto Perez Jersey on a study in Scandinavian Journal of Medicine & Science that said loud noises can increase risk of knee injury because of the brain's confusion. that the NFL and the NFLPA will meet Tuesday to discu s personal conduct policies.In light of last month Shane Bieber Jersey 's controversy at the University of Michigan, the University of Minnesota announced Thursday it was adding a medical spotter for its football team, .A Michigan neurologist warned of concu sion misinformation, Tyler Naquin Jersey . area high school football trainers and their importance to their teams. at changes to Florida's concu sion laws. that University of Michigan-Flint introduced a new device to monitor concu sion recovery for student athletes. on local doctors, who said they are seeing an increase in concu Omar Vizquel Jersey sion patients from athletics.-- Bill Bradley, contributing editor