you can either wax or use depilatiories such as Nair.
Hair removal creme.
No
I'm no expert, but whenever I have them they are ingrown hairs caused by shaving (although you can get ingrown hairs if you don't shave,too). I find that when I exfoliate more frequently after shaving, I have fewer ingrown hairs.
Pluck them with tweezers! Just be sure to use aftershave
No
by shaving or waxing.
Try shaving, most people do that.
sometimes the razors was pressed to hard or to dull to use.
it's impossible
they usually got rid of lice by shaving their heads
Yes, I believe so. However, it usually occurs more often once someone has already shaved a few times or certainly with someone who regulary shaves every day or every other day, as the possibility of ingrown hairs are multiplied many times over by shaving, which increases the growth of hair.
Cut your hair.