Recent research in New Zealand shows that shoulder injuries after falling from bicycles in on the increase. The two major types of injuries are either because you have been hit by a car (usually from behind), or that you lost control of your bike and fell off (perhaps into a tree). The first type of injury results in multi trauma and can be life threatening or result in head injuries. the second type of accident has a high incidence of upper limb injuries, as you put out your arm to protect yourself. Shoulder injuries caused by falling from a bike are one of three types.