14.2.1 Background properties: 'background-color', 'background-image', 'background-repeat', 'background-attachment', 'background-position', and 'background'. This property sets the background color of an element, either a <color> value or the keyword 'transparent', to make the underlying colors shine through.
1 A spiral fracture happens when the break spirals around the bone, which can happen if the bone is twisted. 2  A compression fracture happens when vertebrae in the spinal column are pushed together in an accident or because of osteoporosis.
Osteoporosis and Fractures. Osteoporosis is the underlying cause of 1.5 million fractures every year. Spinal compression fractures are the most common -- tiny fractures that can cause the vertebrae to collapse and alter the shape of the spine. Hip fractures can cause lasting mobility problems and even increase the risk of death. Wrist, pelvic, and other fractures are also common in people with osteoporosis.