Girls, sorry, it came out, my mother-in-law's friend is telling me why…

Girls, sorry, it came out, my mother-in-law's friend is telling me why your nose bleeds, she should go see a doctor, her mother-in-law replied that blood flows when there's very high pressure or a very high temperature, usually like this for me and now, first and second pregnancy, and her mother-in-law also had it, husband is going to have children with his mother-in-law ??