Two decades after the NFL brushed off concussion concerns as being of interest only to journalists, the issue is at the forefront of any discussion about player safety and unlikely to go away anytime soon. From the 2015 film “Concussion” about a doctor who fought the NFL's campaign to conceal his research on the brain damage suffered by players, to a lawsuit over brain injuries that could cost America's most popular sports league $1 billion, it is an issue that has the league playing defense. There were 182 concussions reported in the 2015 regular season, up sharply from 115 in 2014, according to figures released by the league, and reversing a downward trend from the previous three years.
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Concussions remain common even as awareness improves
