The Background of Hypothesis in Proof of Delayed Menarche in Female Athletes

Lateness of menarche in female athletes has been already suggested by examining age at menarche in many female athletes, however, delay of menarche has not been verified objectively. In a ward, it is not able to prove the delay of age at menarche in individual body. Therefore, it is necessary to hypothesize how proof of the delayed menarche in female athletes construct. The verification of the delayed menarche is derived from the interval between age at menarche and age at MPV (Maximum Peak Velocity) of height. And it is discussed about the background of hypothesis in the verification