While you may love to play and improve your tennis game by all possible means, there are several times when your body gets tired or even becomes stagnant completely. And if you wish to increase your fitness level, there is every possibility that you can also imporve your performance level to a great extent. Especially when you emphasize on improvement of your core you can stay fit and turn out to be a better player in due course of time. Actually the core transfers force from ground upto your hand and then to the tennis racket. And when core becomes weak, you can lose power as well as you are at risk to suffer from physical injuries by all possible means. Forearm planks The muscles around spine can largely decrease your risk of injury or even pain on lower back portion of your body. And one of the best methods for improvement of core is plank. All you have to do is to sit on ground on elbows or toes and to keep your body straight. Keep the elbows below the shoulders as well as keeps your hands just in the same line with elbows. You shoudl hold plank for one minute without actually dropping hips at any point of time. If you have strong core then you are able to hold plank for at least two minutes or even more than that. Another variation is your ability to support yourself on hands and not on elbows. During training session of junior tennis development in Palo Alto your proficient instructor can help you to improve this type of exercise to a great extent. Plank with hand as well as lift the leg Get on ground both on toes as well as hands while shoulders being aligned over your hands. You should keep your body straight. You should not allow the belly or even hips to sink at any point of time. You should lift right leg as well as left hand at same time. You need to do it slowly thereby keeping them in straight posture and keeping them almosy parallel to ground. Make sure that you should hold top posture for at least one or two seconds and then switch them to your side. You should repeat the exercise for at least fifteen to twenty times. Side planks You need to bend as well as twist your body for a couple of times throughout the day. And the muscles responsible for the movement are obliques thatare found on both the side of the core. Remain on ground on left side. Your next step is to stack feet on one of the sides as well as support your whole body with left hands while keeping shoulder above your hand. Lift your hips so that they can remain in a single line with the feet as well as shoulder just like plank. You should then raise right hand in vertical direction towards sky. In this way, you will be able to stretch the chest in best possible way. You have to be careful so that you should keep the shoulders in downward direction. You should be able to hold plank for at least one or two minutes. If you take up individual tennis lesson in Los Altos and if you seek advice from its proficient insutructor there is every possibility that you will be able to get valuable suggestion and guidance in this matter.