Human: What are the benefits of using a massage chair? Assistant: 
The main benefit of using a massage chair is that it provides an effective way to relax and reduce stress. It also helps to improve circulation, reduce tension and fatigue, and can even help to relieve pain. Additionally, many models offer various types of massages such as deep tissue, acupressure, or Swedish, which provide targeted relief for specific areas of the body. Lastly, some models feature adjustable heat settings to further enhance relaxation.