If the menses lasts longer than usual

Blood of nifaas returning on the fortieth day

She thought that she was in nifaas following a miscarriage so she did not fast or pray

Can a menstruating woman sit in a mosque in which Jumu’ah prayers are not held?

I Saw Little Blood after Ghusl from Menses: What Should I Do?

Do You Have to Wash Your Hair for Ghusl after Period?

She took pills and her period became irregular

Can a Husband Be Intimate With His Wife During Menstruation and Nifas?

She mistakenly thought that her period had finished; she did ghusl and had intercourse with her husband, then more blood came

She miscarried the foetus at two months and stopped praying because she thought it was nifaas