“Causes of Delayed Menarche: 6 Major Factors Behind Late Onset”
Background: Menarche, the onset of menstrual cycles in females, marks a milestone in the journey of reproductive development. It can be defined as the first occurrence of menstruation, typically between the ages of 9 and 16; menarche represents the activation of the hypothalamic-pituitary-ovary axis and the maturation of the reproductive system. The timing of …