The male orgasm is achieved when the penis becomes erect and the ejaculatory ducts are compressed by muscular contractions. This leads to expulsion of semen through the urethra, which occurs at the end of an intense sensation of pleasure. During this time, there may be involuntary jerking movements and feelings of increased energy and excitement. Afterwards, the body returns to normal functioning and there is often a sense of relaxation. Male orgasms can vary in duration from seconds to minutes, depending on individual factors such as age, stress levels, physical fitness, and mental state. They have been studied extensively by researchers and remain one of the most mysterious aspects of human sexuality. Some believe that they serve no purpose other than reproduction while others argue that they play a role in bonding between partners. Orgasm is also linked to prostate gland activity which produces fluids that help lubricate sperm for easier movement during intercourse. In addition, some studies suggest that it could improve cardiovascular health and reduce risk of heart disease. Further study will continue to shed light on how men achieve and experience their orgasms.
The female orgasm involves rhythmic contractions of the pelvic floor muscles around the vaginal opening that cause a release of hormones such as oxytocin which promote feelings of closeness with a partner. The clitoris is a small sensitive organ that must be stimulated before an orgasm can occur, making it more difficult for women to achieve than men. It requires longer periods of arousal and direct contact with the vulva or clitoris. Female orgasms are generally shorter-lasting but can feel intensely pleasurable. Unlike male orgasms, they do not involve ejaculation of semen but instead result in vaginal contractions accompanied by moans or cries of pleasure. Women may experience multiple orgasms if properly stimulated over time. The exact mechanism behind female orgasms is still unknown but theories include increased blood flow to genitals, neurological responses, and emotional arousal. More research is needed to understand why females have orgasms at all since they do not appear to contribute directly to reproduction like males. However, many couples find them enjoyable and satisfying.