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What happens to a man's body when he achieves an orgasm?

Madeleine M. Castellanos, MD
Psychiatry
The four-stage model for understanding male sexual response is excitement, plateau, orgasm, and response.

For many people, the third stage, orgasm, is the best part of sex. During orgasm, all that tension that's been building up is finally released. The physical signs that started in the plateau phase -- higher blood pressure, rapid breathing, muscle contractions -- kick into overdrive. This is also when a man crosses his point of ejaculatory inevitability and can't stop himself from climaxing, no matter what.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.