Hai sayang, ini boleh jadi banyak reasons, tapi definitely kena check with doctor sebab bleeding after intercourse bukan hal yang boleh ignore, okay? Go see your gynae or GP soon (tak perlu emergency unless ada heavy bleeding or pain), dia boleh check properly and put your mind at ease. A few of my mum friends pun pernah alami something similar, tapi setiap orang berbeza, so jangan worry dulu, but do get it checked out ya