Lactional amenorrhea is due to
High levels of prolactin inhibits GnRH release from Hypothalamus and thus indirectly FSH and LH secretion from anterior pituitary Reference: Textbook of Gynaecology; Sheila balakrishnan; 2nd edition; Page no 27
Prolactin induced inhibition of GnRH
Prolactin induced inhibition of FSH
Oxytocin induced inhibition of GnRH
Oxytocin induced inhibition of FSH
Disorders of menstruation