Context: Causes of back pain include bad posture , poor seating , unsupportive beds and pillows your chiropractor will identify the source of your problem , treat the cause of pain and . And , because we offer a variety of products - including pillows and positioning it all started with phil mattison s sore neck , which drove him to see a chiropractor . Peace pillows testimonials from satisfied customers and doctors for the therapeutic i am a chiropractor with a successful practice in west los angeles . 954 - 568- chiropractor fort lauderdale , florida aids , all types of braces , and orthopedic devices and aides , tempurpedic pillows .

Question: What may be the reason to buy a pillow ?
Options:
0. To use as decoration
1. To sleep on
2. To throw
3. None of the above choices .
Answer: 3