Correct posture means the balancing of body in accurate and proper manner while sitting, standing, reading and writing or during any other action of body. The foremost impression of an individual is gathered from how he stands, sits and walks. In a proper posture, the whole body weight falls on both feet without any effort and the entire body appears to be in a vertical line. In this position all the limbs of body perform their functions efficiently. Posture is dynamic and changes according to the activity.