нулевой

Stress impacts your pe­riod in various ways. When stressed, hormone­s release that postpone­ menstruation or make blee­ding lighter. Spotting commonly happens under stre­ss too. Deep breaths, e­xercise, confiding in others - the­se relaxation methods he­lp manage tension, regulating cycle­s. 

If the lump is on the vulva, the outer part of the vagina, it might be a cyst. A cyst can form when skin glands get blocked. This is usually not a big deal, but still, let your doctor take a look at it to be sure. They’ll tell you what to do next.

Experiencing irregular periods and changes in menstrual bleeding can be due to causes. It's common for periods to vary in terms of flow, color, and duration from time to time. Dark blood at the beginning of your period can be normal as well.

White vaginal dischargeis a normal part of a woman's menstrual cycle, but it can also be a sign of a vaginal yeast infection. Since you have been experiencing a yeast infection for the past year, it is possible that this discharge could be related to that.

There is no chance of getting pregnant from sperm touching your skin.

You might be having genital herpes which can develop painful red bumps in the area of the vagina. You should go to a gynecologist or an STI specialist in order to get the right diagnosis, and treatment.