In the month of october I had my periods on 19th and in the month of november I did not have my periods and in the month of december I had my periods on 18th and two days i did not have and againt it starded still it is on. But the flow is not very heavy only little drop sometimes I don't need to take pad. And there is little pain in my lower part of Abdeman. I am not married. And my age is 37 yrs. Please let me know why this is happening and what precaution to be taken.



Thanks