Back pain can come on suddenly and last less than six weeks (acute), which may be caused by a fall or heavy lifting. Back pain that lasts more than three months (chronic) is less common than acute pain. Back pain often develops without a specific cause that your doctor can identify with a test or imaging study. Conditions commonly linked to back pain include: Muscle or ligament strain. Repeated heavy lifting or a sudden awkward movement may strain back muscles and spinal ligaments. If you're in poor physical condition, constant strain on your back may cause painful muscle spasms.
* The lifetime cost for an individual averages $2.4 million when autism involves intellectual disability and $1.4 million when it does not. An estimated 40 percent of individuals with autism also have intellectual disability.* Based on these numbers, the yearly cost to the United States is an estimated $236 billion a year. The findings â published today in JAMA Pediatrics â provide crucial information for service planning and public policy, experts agree.n estimated 40 percent of individuals with autism also have intellectual disability. * Based on these numbers, the yearly cost to the United States is an estimated $236 billion a year. The findings â published today in JAMA Pediatrics â provide crucial information for service planning and public policy, experts agree.
What Is Autism? Autism is a complex neurobehavioral condition that includes impairments in social interaction and developmental language and communication skills combined with rigid, repetitive behaviors. Because of the range of symptoms, this condition is now called autism spectrum disorder (ASD).