Ralph qualified from University of Newcastle Upon Tyne in 2008 and accomplished a Master of Science in Sport Medicine, Exercise and Health from University College London in 2011. After completing his General Practice training in Reading, he joined the Thames Valley Sport and Exercise Medicine specialist training programme in 2014. He finished his training in 2018.
Ralph holds a substantive consultant post at the Oxford University Hospitals trust working in both musculoskeletal and exercise medicine services. He has gained a Diploma in musculoskeletal ultrasound and regularly integrates ultrasound into his practice.
Ralph has published and presented internationally in research areas which include stress fractures, triathlon medicine and physical activity in pregnancy. He has been extensively involved in a number of physical activity projects including the formation of the UK's Chief Medical officers' infographic entitled 'Physical Activity for Pregnant Women' and leading on both the Inflammatory Rheumatic Disease and Pregnancy Moving Medicine modules. He was the maternity lead for a Public Health England commissioned feasibility project integrating physical activity into secondary care. He has an interest in physical activity and gestational diabetes. Ralph has worked in Elite Rugby Union and is the lead doctor for the England students' team. He has extensive experience in a number of sports including rowing, triathlon, modern pentathlon, professional football, distance running and has provided medical cover for international camps and tournaments. He has been a travelling physician for GB Hockey, British Athletics and England Women Cricket at two world cups. He currently works with Reading FC Women and London Irish Rugby Club.