 [ Symptoms ] the first day of my last period was 103113 and still no period and took preg test t was negative what does this mean  i was also on the pill but have never missed a period or been late till now i went to the doctors and all my labs came back normal my thyroid and my hormone levels all normal i had a ultrasound and it was normal as well i had no period in november and so far nothing for dec i am no longer on the pill i stopped it for this month i was supposed to start my period the week of nov 25th but nothing and i went to the doctors on december 2 2013 today is december 17 and still no period [ Disease ] hi this could be to a number of reasons stress and a change in diet can cause late periods other factors are age could this be the start of the menopause i would try not to worry to much as your thyroid and hormone levels are at the norm base line if you are still worried perhaps ask to see a gynaecologist to put your mind at ease