In this sample, the variable x is first declared as an int, and is then assigned the value of 10. Notice that the declaration and assignment occur in the same statement. In the second line, y is declared without an assignment. In the third line, x is reassigned the value of 23. Finally, y is assigned the value of 32.4.
1 Head and neck: Make sure that your head extends straight up from your shoulders. 2  Many people tend to lean their head forward. 3  If your ears line up with the front of your chest, you need to pull your head back. 4  Shoulders, arms, and hands: Your arms and hands should fall on the side of your body. Many people tend to lean their head forward. 2  If your ears line up with the front of your chest, you need to pull your head back. 3  Shoulders, arms, and hands: Your arms and hands should fall on the side of your body. 4  If so, your shoulders are exhibiting good posture.
Pendulum swings are a way to stretch and warm up your shoulder muscles. Stand and lean over with the arm hanging and swing it in small circles while gradually enlarging the size of the circles. Repeat 10 times on both arms. Stretch the back of the shoulder by pulling your arm with the opposite hand across your chest.