When this happens, periods come later. You're a human being whose sexual needs don't switch off when blood starts coming out of you. Is it safe to skip your period using birth control? A cycle is usually about 28 days, but because they are controlled by hormones, emotions, diet, health and life-style, they can be shorter 21 days or longer sometimes up to 90 days.
Can you make your period stop once it has begun?
Pain and heavy bleeding can occur after trauma. If you want to get a little fancy, you can even invest in a luxe "sex blanket" designed to absorb liquids — Liberator makes a great one.