The seven bones of the spinal column in your neck (cervical vertebrae) are connected to each other by ligaments and muscles—strong bands of tissue that act like thick rubber bands.
Scoliosis is a condition that causes the spine to curve sideways. Neuromuscular scoliosis (NMS) is a type of scoliosis that can occur in children who have medical conditions that impair their ability to control the muscles that support the spine.
Osteoarthritis is the most common form of arthritis. It is the leading cause of disability in older adults and may affect as many as 27 million Americans.
Osteopenia is the thinning of bone mass. While this decrease in bone mass is not usually considered "severe," it is considered a very serious risk factor for the development of osteoporosis.