Bruce Carruthers was born in India. He has had an internship at the Charity Hospital of Lousiana, New Orleans, residencies in the Internal Medicine at the Hospital of the University of Pensylvania, Philadelphia, research fellowships at the American Diabetes Association in Philadelphia, and at the Clinical Investigation Unit of Shaughnessy Hospital, Vancouver.

Dr. Carruthers has also had a fellowship of the Royal College of Physicians and Surgeons of Canada - specialising in Internal Medicine - and was a Research Scholar of the Medical Research Council of Canada.

He has specialised in diabetes and metabolic disorders as well as continuing clinical research in cellular information processing, diabetes mellitus and metabolic problems.

Dr. Carruthers still maintains a private practice as Consultant in Internal Medicine with a special interest in chronic fatigue, chronic pain problems of soft tissue origin and health enhancement.

Since 1998 Dr. Carruthers has been concentrating on writing.

From 1999-2003 he arranged and was the principal author for Canadian Consensus article 'Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: Clinical Case Definition, Diagnostic and Treatment Protocols' which was published in Journal of Chronic Fatigue  Syndrome 2003, 11: 7-115.

From 1999-2003 he arranged and was the principal author and co-editor of 'Fibromyalgia Syndrome: Canadian Clinical Working Group Case Definition, Diagnostic and Treatment Protocols - a Consensus Document' which was published in Journal of Musculoskeletal Pain 2003, 11: 3-107.

Until the present day Dr. Carruthers has continued to follow research interest in the role of consciousness in theclinical activities of Diagnosis, Prognosis, Treatment and Prevention, as presented in Consciousness Research Abstracts and Poster Presentations at the 'Towards A Science of Consciousness' Conferences, held biennially in Tuscon, Arizona at the 2004 convention.    

He has presented in the UK in 2005 with 'Uncovering Significant Patterns of ME - Using a Clinical Definition To Ground a Dynamical Systems Approach'. He also produced in 2005 Myalgic Encephalomyelitis/Chronic Fatigue Syndrome : A Clinical Case Definition and Guidelines for Medical Practitioners - An Overview of the Canadian Consensus Document.

He has also produced 'Teach ME: A Source Book for Teachers' with Dr. David Bell and the TEACH-ME Task Force (teachers with ME/CFS and/or FMS).