I recently, 5 days ago had anal sex with my partner. It hurts badly. But not as bad as before. I feel some skin swollen around the area. I'm also on my period to, so I have period pains. And I have little bumps around my vagina that hurts. In the beginni

Herpes? This might be nothing more than physical irritation, especially of the anal area. However, the symptoms also sound suggestive of new herpes. See a doctor or clinic ASAP; if herpes, diagnosis is easiest and treatment most effective the earlier you are seen. Good luck!