Effect of Suggested Training Program to Develop Ability to Relax on Some Physiological and Physical Variables Biochenmatic and 400M Running

400 . 400 . (16) ( (20) 400 . ). () :1. ( VO2max) .2. ( ).3. ( 400).4. .The study deals with a suggested training program to develop ability of relaxation exercise on some physiological and physical variables and 400M running. This is represented by tests including (flections and extension arms from declining lying (20s), measuring heart beats, maximum ability to consume oxygen, measuring systolic and diastolic blood pressure, and 400M running). Training approach was used for it is suitable in the study. The study Sample consisted of (15) second female students, College of Physical Education, Saladin University. Pre-test and post test were used to have results. By using T-test means were obtained. The main results are: