Massage therapy encompasses many different techniques for a variety of health-related purposes, and is considered part of complementary and alternative medicine. Therapists can specialize in many different types of massage or modalities which require different techniques. Clients are treated by the use of touch to manipulate the muscles and other soft tissues of the body. Practical application of a variety of techniques helps pain management, expedites healing of injuries, improves circulation, promotes relaxation and supports the general wellness of a client. Additionally, trained massage therapists educate clients on proper stretching, strengthening, and common postural habits and anomalies.