i heard the 30 min rule a few times i dont know if it is true which is why i had a question mark…muscle stretched 15 sec …really stretching hard feeling discomfort…can athletes become too flexible…are some static stretches beneficial in a warm up
i heard the 30 min rule a few times i dont know if it is true which is why i had a question mark…muscle stretched 15 sec …really stretching hard feeling discomfort…can athletes become too flexible…are some static stretches beneficial in a warm up