Colonic reflex: Anal stimulation during sex can stimulate sigmoid colon to contract which results in flatus. Would suggest you stop anal sex for a while if causes so much unpleasantness. You can always resume at a later date if you want to. It's up to you.
Answered 7/31/2018
5.1k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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