youre right it may be ingrown hairs!!!
it may be embarassing to show a doctor but hun if i were you id get to a doctor because you dont want them things to get worse lol
they could get really infected and that wouldnt be comfortable at all! better safe than sorry ya know?
im a girl lol trust me i know how embarassing it can be to have to show a doctor your "downstairs"
once i had a staph infection in between my butt crack and i had to have it popped

think of how embarassing that was lol!!!