How many times a night is appropriate for a woman?

　　female During sexual intercourse, you generally go through the following stages:

　　First of all, under the action of caressing to stimulate self-sexual fantasies, the body will have an excitement reaction (sexual arousal), shortness of breath, heart rate Accelerate (increase more than 10 times/min), facial flushing, and excitement; breasts feel swollen, nipples are swollen and protruding due to congestion, and there will be slight pleasure when touching; the vulva secretes a small amount of liquid, and there is occasional reflex muscle contraction in the lower vagina and obvious pleasure. After the penis is inserted, under the stimulation of penis twitching, the body is further excited, the pelvic cavity is obviously congested, the lower vaginal muscles contract, tightly wrapping the penis (plateau phase), the penis stimulation feels more obvious, and there is a strong pleasure.

　　On the basis of the plateau period, it takes about five to ten minutes (or longer or shorter) to reach orgasm, which manifests itself in the head, face and body. skin Congestion and redness, eyes lightly closed, expression of joy, shortness of breath or accompanied by moaning, heart rate exceeding 100 beats/min, breasts standing upright, nipples further enlarged and protruding, labia majora bulged and everted to both sides, labia minora congested, dark red and protruding outward, clitoris thickened and elongated, erect, pulled up to the pubic symphysis, and externally The vagina secretes a large amount of thin and transparent liquid. The most fundamental characteristic is the involuntary and powerful rhythmic contraction of the lower vaginal sphincter muscles, pelvic floor muscles and skeletal muscles of the whole body. Warm and powerful pleasure spreads throughout the body, the mind naturally freezes, and all consciousness is immersed in the intense pleasure and extreme happiness of orgasm.