OK...I just went to the Library's homepage for my school (Dalhousie University) and looked for journlas under "HEALTH & HUMAN PERFORMANCE"...here is a few (but as I said you'll have to go to a university to access them):
Biomechanics of Human Gait (Human Kinetics)
CBCA (Canadian Business & Current Affairs)
CBCA Full-Text Business
ERIC
Leisure Information Network
NIOSHTIC (National Institute for Occupational Health and Safety)
PAIS International
PsycINFO
Pubmed (Medline)
Sociological Abstracts
SportDiscus
Others:
American Medical Society for Sports Medicine
Anabolic Steroid Abuse (National Institute on Drug Abuse)
Canadian Society for Exercise Physiology
Ergonomics and Biomechanics (links from Ohio State University)
ErgoWeb
Exercise, Fitness & Sports Medicine (University of Pittsburgh)
Health Care Information Resources (Health Sciences Library, McMaster University)
Health Promotion Online (Health Canada)
International Society of Biomechanics
Kinesiology Forum (University of Illinois at Urbana-Champaign)
Nutrition (Kellogg Health Sciences Library, Dalhousie University)
Other Reputable Sources (as per library recomendations):
Canadian Sport
Canadian Sport Centre, Calgary
Coalition for Active Living in Canada (Health Canada)
Dance Links
Gender Equity In Sports (University of Iowa)
Leisure Information Network
Leisure Studies WebPage (Griffith University, Australia)
Olympics (International Olympic Committee)
Physical Education and Recreation Related Links (University of Alberta)
Surgeon General's Report on Physical Activity and Health
Sport Management Info Centre@UNB (University of New Brunswick)
SPORTQuest
Sportscience (Royal Society of New Zealand)
WWW Women's Sports Page (Canadian Association for the Advancement of Women and Sport and PhysicalActivity)
You have to search each database for the topic(s) you're looking for.
Other key MEDICAL JOURNALS include:
Bioethics
Cancer
CINAHL
Cochrane Library
Drug Databases
Harrison's Online
MDConsult
PsycINFO
PubMed (Medline)
PubMed for PDA's
SportDiscus
Web of Science
Evidence-Based Health
This should keep you busy for a few YEARS
Happy researching!