Reiki is a Japanese healing technique focused on stress reduction, relaxation, and promoting overall well-being through energy manipulation. It involves a practitioner channeling universal life force energy to the recipient, aiming to clear energy blockages and restore balance within the body. While not a replacement for conventional medical treatment, Reiki is often used as a complementary therapy to enhance relaxation, reduce pain, and promote a sense of peace. 

Hypnotherapy is a therapeutic technique that uses guided hypnosis to help individuals achieve a state of focused concentration and heightened suggestibility, potentially aiding in the treatment of various conditions. It involves inducing a trance-like state, often described as a deep relaxation or altered state of awareness, where individuals can be more receptive to positive suggestions for change. 

Sound healing is an ancient practice that uses sound frequencies to promote physical, emotional, and spiritual well-being. It involves various techniques and instruments to create vibrations that can induce a meditative state, reduce stress, and potentially address various physical and mental health conditions.