The Effect of Training Loads and its Relation with Happiness of Volleyball Players in Al-Qasim Sport Club Under the Maximum in Some Physical Variables and Serotonin Abdaun Aied Kareem1, Al-Saadi Abdulrhman Jameel Ghadhab2, Wahid Harith Abdul Elah Abdul3 1AL-Qasim Green University, Iraq 2College of Engineering, Al-Nahrin University, Iraq 3Al-Mustaqbal University College, Iraq Online published on 23 December, 2019. Abstract The research problem is an attempt to answer the following questions; is there any effect of training loads under the maximum in Serotonin level? And does increasing serotonin level leads to increase happiness? While the aims of the research were to prepare the happiness measure, and the preparation of training exercises without the maximum. The sample of the research contained the players of Al-Qasim Sports Club, the youth of volleyball, through the research sample, the differences of the test of the experimental and control groups have been known with the variables of the research that has studied, this study ended with some conclusions and recommendations. Top Keywords Preparation, exercises, physical variables, happiness and Serotonin. Top |