But can a woman ovulate the next day after her period if her period lasts 5 days with a 28 day cycle ?

Ovulation: Ovulation occurs 14 days prior to the onset of bleeding. If your cycle is 28 days then you ovulate on cycle day 14. The first day of your cycle is the first day of bleeding. If your period lasts 5 days then ovulation occurs 9 days later...cycle day 14. What if you have a range of cycle lengths say 21 to 29. Ovulation occurs 14 days earlier cycle days 7 to 15. If menses lasts 7 days. Ov on last day