Period late and they are never late 😬

Emily

I need help I know it could be caused by some other underlying reasons. I took a test yesterday the day or 2 days after I’m not really sure I have so many apps about my cycle . I’m usually either early or right on time 28 days never late . I took a test on the 15th and it was negative should I wait for my period or should I take a test in a couple days if it still hasn’t come ? I have been trying for the past 6 months with my fiancé