The sexual reaction cycle is a design that describes the physiological responses that occur for the duration of sexual exercise. This model was made by William Masters and Virginia Johnson. Based on Masters and Johnson, the human sexual reaction cycle includes 4 phases; exhilaration, plateau, orgasm, and backbone, also https://leander-sex-shop62849.educationalimpactblog.com/57542480/the-ultimate-guide-to-sex-toy-safety-tips-round-rock