Injuries that happen when playing sports or exercising. Some are from accidents. Others can result from poor training practices or improper gear. Some people get injured when they are not in proper condition. Not warming up or stretching enough before you play or exercise can also lead to injuries. Most common sports injuries are Sprains and strains, Knee injuries, swollen muscles, Achilles tendon injuries, Pain along the shin bone, Fractures Dislocations.