Simon Underdown qualified as a chiropractor in 1987 and has been practising chiropractic treatment for over 24 years. He trained at the Anglo-European College of Chiropractic (AECC) Bournemouth, which is currently a 5 year full time course. He was in private practice at Newbury for ten years, then taught the Master of Science Degree Course in Clinical Chiropractic at the AECC, Bournemouth until returning to private practice in Cumbria in 2000.