Vagina is a the tube between the vulva (see the picture) and the cervix. This forms the connection between the womb/uterus that is ‘inside’ a woman’s body and the outside world. This is an opening through which babies exit during birth. Your menstrual blood along with torn inner lining of your uterus exits through this opening during periods. This vagina is also an opening for insertion of penis, fingers, female condoms, sex toys, tampons or menstrual cups. Read more: https://www.cosmeticgynaecology.com/vagina-loose-vagina-or-tight-vagina-how-it-changes-with-time/