[Another study] involved a survey of 131 German teachers before and three times after they took a twoweek Easter vacation. Once again, a holiday benefit was found, in terms of reduced emotional exhaustion and increased work engagement, and yet again this was shortlived, fading out entirely within one month. Crucially, though, it faded out more slowly for teachers who used spare time in the evenings and weekends postholiday to relax.The league responded in a written statement that it long made player safety a priority and continues to do so. Any allegation that the NFL intentionally sought to mislead players has no merit. It stands in contrast to the league actions to better protect players and advance the science and medical understanding of the management and treatment of concussions.

"Oh, my goodness we had a ton of momentum at the time," said Ravens tight end Dennis Pitta. "Then the power goes out and we're waiting for what felt like an hour. We lost a lo