Fractures occur when the continuity of a bone is broken, which can be caused by trauma, osteoporosis, or overuse. There are many types of fractures including closed fractures, Colles' fractures, comminuted fractures, compression fractures, and greenstick fractures. A greenstick fracture involves a complete break on one side of the bone with the other side bent. A transverse fracture crosses the bone at a right angle, while a compression fracture causes the vertebral body to lose height, which can be caused by trauma or osteoporosis in older individuals. Signs of a fracture include pain, weakness, numbness, swelling, bleeding if the skin is broken, deformity if bones are misaligned,