The influence of sexual activity on sleep According to multiple studies most people believe that orgasms from partner sex or masturbation improve sleep We know that orgasms can help relieve stress which can help us sleep better at night Many people experience great emotional relief after orgasm Also the positive effect is manifested on the physical level as tension is removed from the muscles Orgasm can release healthy levels of hormones that calm your body and prepare you for sleep Good for hormones Feelings that can help you relax before bed include Dopamine associated with reward and pleasure Prolactin which can cause REM sleep Endorphins which lift the mood cause relaxation and act as a natural pain reliever Oxytocin which can reduce stress and lower cortisol levels Serotonin which plays an important role in the production of melatonin and the regulation of the sleep-wake cycle