Kegel exercise, also known as Kegel exercise, is a method of practicing the contraction ability of the pubococcygeal muscle. Because during sexual intercourse or orgasm, the contraction of the vagina mainly relies on these two muscles. Women who are prone to orgasm or have a strong response to orgasm also have a stronger ability to contract these two muscles, and vice versa. To this end, training can improve muscle contraction ability and enhance sexual pleasure; For men, the tightening effect of the vagina on the penis is enhanced, and the sensation is more pronounced during sexual intercourse. Helps improve sexual relationships.