However, the sensations in both sexes are extremely pleasurable and are often felt throughout the body, causing a mental state that is often described as transcendental, and with vasocongestion and associated pleasure comparable to that of a full-contractionary orgasm. For example, modern findings support distinction between ejaculation and male orgasm. Orgasm may also be achieved by the use of a sex toy , such as a sensual vibrator or an erotic electrostimulation. It can additionally be achieved by stimulation of the nipples or other erogenous zones , though this is rarer. Orgasm by psychological stimulation alone was first reported among people who had spinal cord injury. Scientific literature focuses on the psychology of female orgasm significantly more than it does on the psychology of male orgasm, which "appears to reflect the assumption that female orgasm is psychologically more complex than male orgasm," but "the limited empirical evidence available suggests that male and female orgasm may bear more similarities than differences.
Potential health benefits of orgasm The male orgasm may protect against prostate cancer. A cohort study published in suggested that the risk of mortality was considerably lower in men with a high frequency of orgasm than men with a low frequency of orgasm. This is counter to the view in many cultures worldwide that the pleasure of the orgasm is "secured at the cost of vigor and wellbeing. A team of researchers found that the risk for prostate cancer was 20 percent lower in men who ejaculated at least 21 times a month compared with men who ejaculated just 4 to 7 times a month. Several hormones that are released during orgasm have been identified, such as oxytocin and DHEA; some studies suggest that these hormones could have protective qualities against cancers and heart disease.