I stumbled across this site. It appears to have a wide range of "cliff note" type of information covering a wide range of health and fitness topics. (including tips on posing in competitions)

-Beginner's Page
-Exercise Instruction
-Weight Training
-Kinesiology
-Aerobic Conditioning
-Exercise Information
-Fitness Testing
-Weight Management
-Diet and Nutrition
-Psychology
-Anabolic Steroids
-Bodybuilding
-Questions / Comments
-Fitness Calculators
-Expert Talks
-Software Solutions

http://www.exrx.net/index.html

I also found this cool, anatomically correct, Viking "ken doll" on that site.