Part 1 Program development and leadership: overview of the YMCA and the water fitness program; leadership principles for instructors; water exercise program safety. Part 2 Healthy lifestyle and fitness principles; healthy lifestyle principles; fitness principles. Part 3 Fundamentals of water exercise: what research reveals about water exercise; physical laws and properties of water; fundamental skills and exercise design; specificity of training and training guidelines. Part 4 Water fitness class design: designing a workout -a "blueprint" to success! teaching responsively; progressing your programs - equipment and advanced formats.