Hello there I have read through your question and understand your concern. There can be many reasons of delayed periods. Sometimes stress can also delay period s. Other condition which can cause irregular periods are Hypothyroidism, anaemia, PCOD. If you have any doubts about possible pregnancy you should get an Urine pregnancy test done to rule it out. I hope that answers your question. If you have any further questions please feel free to write. Thank you for choosing healthcare magic.