There is no chance of pregnancy
at all if unprotected sex is done during period. It is always safe period.
Mental stress/ depression/emotional upset and hormonal
imbalance may cause delayed or early period. Need to consult with your doctor proper treatment.
Avoid stress, take healthy diet with iron supplements
, control body wt and need proper sleeping.
Practice safe sex by using safe period /OCP
/ Condom etc to avoid unwanted pregnancy & unnecessary vaginal bleeding. Be well.