It burns your fat and boosts your energy levels by increasing your metabolism and tapping your energy stores. 2. It gives your cardiovascular system a good work thus improving your circulation which leads to having better blood supply to the body. 3. It enhances your oxygen muscle consumption whenever you engage in intense activities. Aside from the usual information collected, such as name, birth date and complete address of the player, the aspiring players of Sony Ericsson WTA Tour must also submit coach and agent information. Furthermore, you also need to sign Anti-Doping Consent and Player Agreements. When you sign the Anti-Doping Consent, it just means that you are willing to undergo drug testing in compliance with the tenets of the World Anti-Doping Code. ). Upper materials for tennis shoes are made to last, except that the rigors of tennis eat up the soles fast. Yes, the soles are first to go so it is best to examine them closely before deciding to purchase any pair. Another important factor to consider aside from the materials is the types of feet and the kinds of shoes that go well with them. The ITF Futures Circuit and Men s and Women s Satellite are additional tennis sporting events they organized. Lots of ITF matches and group competitions for the amateurs, experts and disabled tennis players are also being organized. Men's team tournament such as, BNP Paribas Davis Cup, and Fed Cup for women, are some of the competitions organized by ITF. It is interesting to note that tennis rules have not changed through out the centuries. The main objective of the game is for a player to get the ball over the net and the other player not hitting it. Opponents face one another on the court's opposing sides. The "server" throws out the ball and starts the set. When you are like Carrie Bradshaw of Sex and the City, you take any pair of shoes that you fancy off the rack, regardless whether it's expensive or killing the blood supply on your biggest toe, as long as it looks good on you. But when choosing tennis shoes, you have to consider some factors before parting with one from a store.