Chris Borland , a leading rookie in 2014 , turned down four-year , $ 3million contract . ' The NFL is not the only sport that has had to deal with this issue of players being paid too much for their services. The linebacker had two concussions prior to making his announcement . A lawsuit filed in 2012 contended that NFL hid dangers of brain injury among players while profiting from sport 's violent physical contact .
Chris Borland , a leading rookie in 2014 , turned down four-year , $ 3million contract . 'From what I 've researched and what I 've experienced , I do n't think it 's worth the risk , ' he said . The linebacker had two concussions prior to making his announcement . A lawsuit filed in 2012 contended that NFL hid dangers of brain injury among players while profiting from sport 's violent physical contact .