Cochrane systematic reviews provide the best available source of information about the efficacy of health care interventions. As new information becomes available they are updated and revised.

PubMed is the National Library of Medicine’s bibliographic database.

SPORT Discus is a full text international sports database which covers the fields of exercise, medicine, biomechanics, coaching and sports medicine.

TRIP simultaneously searches evidence-based sources of systematic reviews, practice guidelines, and critically appraised topics and articles, and searches across other content types including images, videos, patient information leaflets, educational courses and news.