What are the possible injuries that can occur in American football players?
Fractures and spinal cord injuries due to axial load on the vertebral bodies
Transitory quadriplegia due to spinal cord deformation or contusion
Brachial plexus neuropraxia due to compression or traction of the initial nerve trunks
Straight cervical spine of the tackler due to narrow spinal canal and straight or kyphotic alignment of the cervical spine