Madam ,
I have a 22 days menstrual cycle since last 2-3 years, which was before 26 -28 days cycle. Again it continues till 4 days and again appears from 6/7 th day and remains upto 9/10 days. My age is 37. Weight 79kg , height 5.3 feet.Having hypothyroid ( under medication it's normal) ,low Hb (10 )and low in
vitamin B12 ( taking medicine for that). Kindly reply whether it's normal or not