Reproductive hair does not usually need to be removed, except for surgical procedures on the perineum, which require shaving before surgery.
Reproductive hair, known as pubic hair, protects the skin of the perineum, prevents bacteria from entering the vagina and urethra, and helps to ventilate the lower body to avoid the growth of bacteria. If you have pubic lice or trichomoniasis, you need to remove the pubic hair to promote the recovery of the disease, so as not to aggravate the condition.
Pubic hair is part of the body hair, most mammals are covered with hair, human evolution only a few parts of the hair left, and does not have too much physiological function, so shaving or not shaving will not have any effect. When the body appears uncomfortable, you can actively go to the hospital, under the guidance of the physician reasonable treatment.