“The tricky part is that concussion signs and symptoms are not always straightforward and the effects and severity of injury and safe return-to-play can be difficult to determine.”
“It depends on how fast you are going when you get hit and what your injury history is. It's very difficult to predict who's going to have a concussion. It could look like it's not that bad of a hit, but it comes down to a lot of factors that we don't even know about at this time.”
“Results of this study support previously published findings that indicate that NFL athletes recover quickly. We evaluated the athletes by using formal tests of reaction time, concentration and memory.”