1. Random (non sex-related) orgasms can happen.
2. Sleep orgasms are also possible — for men and women.
3. And nipplegasms exist, too.
4. Some people even orgasm during childbirth.
5. Your brain goes bonkers right before an orgasm.
There's a gradual increase in activity across the board, behavioral neuroscientist Barry Komisaruk, Ph.D., co-author of The Orgasm Answer Guide, previously told BuzzFeed Life. First your genitals send a signal to your limbic system (the emotional control center), then activity increases in the anterior cingulate cortex and the insular cortex, and finally the hypothalamus and nucleus accumbens are activated when you climax.