The science of fitness becomes more and more complex every day. This has a huge impact on humanity as people are able to use better and more efficient training techniques. Lowering body fat depends directly on exercising and healthy nutrition. Combining aerobics, stretching, functional and force exercises, along with a healthy nutrition, result in a growth of fintess efficiency for female body. Circuit training is based on this principle, because of its medium or/and high intensity it has a huge impact on modeling a woman fit body, it also offers numerous health benefits in a short period of time compared to traditional training programs. Circuit training developement can include a wide variety of exercises and sports inventory which contributes to muscle tonifying. As a result of applying the efficient training, the body becomes fit and all problematic zones of female body are shaped beautifully.