Running is a great sport especially when you are concious about your weight. However, running backwards, like a crab, it is much more.
This way of practicing jogging , which became popular in the United States, Italy and Austria.It is called retro running .Because this type of footing increases the strength of the back muscles of the legs, little used during races forward, and also helps burn almost fifty percent more calories , in addition to demanding more effort of the cardiovascular system.
Read moreIf you Want to Burn Fat not Run Forward but Run Backwards
A group of researchers has recently announced in the 
