The following are resources, articles and books that give further illumination on natural methods to improve your quality of life:

Reiki Energy Medicine: Enhancing the Healing Process by Alice Moore, RN, BS, Reiki Master, Hartford Hospital Dept of Integrative Medicine, Hartford CT
Reiki for Athletes and Active Individuals
Reiki in Hospitals – The Center for Reiki Research, including Reiki in hospitals

Reiki Books, References and Resources:
Animal Reiki: using energy to heal the animals in your life. Elizabeth Fulton & Kathleen Prasad.
Reiki: A Comprehensive Guide. Pamela Miles
Reiki and the Healing Buddha. Maureen J. Kelly.
Reiki Fire. Frank Arjava Petter.
Reiki: Hawayo Takata’s Story. Helen J. Haberly.
Reiki’s Birthplace. Jessica A. Miller.
Reiki: The Healing Touch First and Second Degree Manual. William L. Rand.
Reiki: The Legacy of Dr. Usui. Frank Arjava Petter.
The Complete Reiki Handbook. Walter Lubech.
The Hayashi Reiki Manual: Traditional Japanese Healing Techniques from the Founder of the Western Reiki System. Frank Arjava Petter, Tadao Yamaguchi & Chujiro Hayashi.
The Original Reiki Handbook of Dr. Mikao Usui. Mikao Usui & Frank Arjava Petter.
The Spirit of Reiki. Walter Lubeck, Frank Arjava Petter & William L. Rand.
This is Reiki. Frank Arjava Petter.
Universal Life Energy. Bobo J. Baginski & Shalila Sharamon

Other Recommended Books and Resources:
Autobiography of a Yogi. Paramahansa Yogananda.
Hands of Light: A Guide to Healing Through the Human Energy Field. Barbara Ann Brennan,.
You Can Heal Your Life. Louise L. Hay

Dr. Mehmet Oz on Reiki

Dr. Pamela Miles on the Benefits of Reiki