Cerebral palsy (CP) is a neurological condition caused by brain damage and it is the most common motor and movement disability of childhood. Cerebral palsy causes a range of disabilities, from mild to severe. If your child has been diagnosed with cerebral palsy, you need to know what to expect. Get the answers to all of your questions so that you can make informed decisions about diagnosis, treatment, therapies, and legal action. Cerebral palsy is actually a group of neurological disorders and disabilities, not just one condition, and all can cause some degree of disability in movement, balance, and posture, Cerebral palsy is the most common movement and motor disability in children. One in approximately 345 kids has CP. About 80 percent of children with the condition have spastic cerebral palsy, which causes increased muscle tone. More than half of children diagnosed with cerebral palsy can walk independently. Most children with CP also have other conditions. Epilepsy is a common co-occurring condition. The main cause of cerebral palsy is brain damage that occurs in a developing fetus or during birth. Cerebral palsy is more common in boys than in girls.