Mack lost weeks 3 and 4 to a shoulder injury in his rookie season. We finally learned this spring that Mack played through a labrum tear that eventually required spring surgery. The timing kept Mack out of spring workouts. He enters training camp as the expected front-runner in an open backfield that shed Frank Gore in the offseason but could face competition from rookies Nyheim Hines and Jordan Wilkins.
|Chance of Injury in 2018:||59.7%|
|Chance of Injury per Game:||5.5%|
|Projected Games missed for 2018:||5.0|
|Aug 9, 2018||NFL||Thigh Hamstring Strain Grade 2||Mack injured his hamstring in Week 1 of the preseason.|
|Sep 17, 2017||NFL||Shoulder Labrum Tear||Mack tore the labrum in his shoulder in Week 2. He missed 2 games and then underwent surgery in the offseason.|
|Sep 3, 2016||Non-NFL||Head Cranial Concussion Grade 1||Mack sustained a concussion in the 2016 opener and missed the next game.|