Lipids, a chemical family that includes cholesterol and fat, make up a major part of the average human diet. At 9 calories per gram -- compared to 4 calories per gram of carbohydrates and proteins -- fats serve as concentrated sources of energy to fuel your active lifestyle.
The Development of Rowing Equipment By Bill Miller This page contains information about the development of rowing equipment beginning about the end of the 18th century.
Australianâs credit Alick Wickham with the invention of the front crawl (aka freestyle), but some debate who was the first to use this style of swimming. Australianâs credit Alick Wickham with the invention of the front crawl (aka freestyle), but some debate who was the first to use this style of swimming. Current. Share The Origin of Freestyle, The Australian Crawl on Facebook. Tweet The Origin of Freestyle, The Australian Crawl.