Soon, tennis was also greatly accepted in Spain, Germany, Italy, and Holland but its popularity declined during the French Revolution in the 18th century. But by the turn of the new century, in the Victorian period of England, tennis was significantly revived. New courts were built and tennis clubs appeared. 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. For first-time applicants, you are required to furnish a copy of either your birth certificate or passport, as proof of identification. If you are below 18 years old, you can still join the WTA Tour. It lasts longer which is good for those who practice in the courts regularly but has to be replaced due to wear and tear. Tennis balls are classified into regular duty, extra duty and high altitude. This is because of the various surfaces this game is played namely, clay, grass, hard and indoor. Someone who will play the game indoors should sue regular duty tennis balls. In 2004, he was recorded to have the world's fastest serve. He established his own foundation and became the model of Lacoste. Rafael Nadal. Born June 3, 1986, this famous male Spanish player entered the world of professional tennis when he was just a teenager. He is also known as the King of Clay. He is the second youngest player to be included in the top 100 players of the world. It strengthens your legs through the number of jumps and lounges you do in the court while chasing the ball. 8. It generally develops your body coordination when you move from one position to the next or whenever you need to adjust your whole body to hit the ball. 9. It also develops your gross motor control especially when you need to use your large muscles like your legs and arms to strike a ball. The necessary specifications for tennis racquets are: Size of the head Length Weight (while without strings) Composition Weight of the 'swing' Balance Width of the beam Stiffness Level of power Speed of the 'swing' Pattern of the strings Tension of the strings Now, think of the many available tennis racquets in the market today.