Physical education and training. Physical fitness 13 Sports 13 Games and amusements 8 Coaching 7 Public administration 7 Recreational areas and facilities. Recreation centers 6 Relation to psychology. Sports psychology 6 Ball games: Baseball, football, golf, etc 5 Exercise 5 Musculoskeletal system. Movements 5 Mechanics. Kinesiology 4 Outdoor life. Outdoor recreation 4 Quality of life 4 Athletic contests. Sports events 3 Football 3 Football games 3 Nutrition 3 Performance. Competence. Academic achievement 3 Physical measurements. Physical tests, etc 3 Administrative agencies. Politicians 2 Community development. Rural development 2 Criminal justice administration 2 Exercise for older people 2 Human fighting 2 Human physiology 2 Job evaluation 2 Job satisfaction 2 Journalism. The periodical press, etc. Press 2 Local government 2 Malaysia 2