Period/ pregnant

Okay so me and my husband have been trying over n over even during my last menstrual we tried, I've been sick , I've thrown up I don't have an appetite now this week well the end of this week my cycle is suppose to come on , I took a preg test this a.m n 6 days preg test both negative my cycle always come on the 14 but I've been spotting since I woke this a.m ,, what does this mean ? Should I wait til my period suppose to come on , and just wait and see if I'm just spotting for today??? I was really praying that I conceived but now I have no faith