Study the performance of some physical and mental capacity for the day zero and embarrassment according to bio-rhythm

Abstract

Biorhythm has an effective role in athletic achievement in programming contests and competitions in all sports. The importance of the study lies in studying the level of some physical and mental abilities in mid line and critical days. Neglecting these days during training might put the player at risk and this is the problem of the study. The aim of the study is to identify the level of some physical and mental abilities in mid line"day and critical day according to biorhythm. The research was conducted on (l0) students of the college of physical education. The researcher concluded that mid line Day is the best day because it represents a restart the efficiency of nervous system and the biological vividness of functional activities. The critical day is more dangerous than the mid line day because the player is prone to injuries and misconduct. The researcher recommended that the coaches should pay attention to these transitional days specially when planning training loads for them.