Noted your history of swollen vagina after having sex,
The picture shows the labia minora on one side is swollen.
This may be due to allergy to latex if condom was used or due to rough sex the minora getting entrapped and got swollen.
Do not worry, consult your Gynecologist to have a proper examination to decide the exact cause and have proper treatment, prevention plan and care.
Hope this helps you
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