37 weeks and worried

No c section date😣😣😣 I'm over it I went to my appt(today) looking and hoping for a date and Nothing it's been nothing but stress these 9 months all I was told if having contractions head in and it will be done and hopefully when I go back Friday I will be schedule for one smh last week I was told I was 35 weeks I kept insisting I was 36 to be told I'm 37 today but baby measuring 2 weeks behind and im no longer gaining weight I'm so worried and scared something wrong I feel movement everyday I have lost my appetite these last 2 days I been having diarrhea for a week on and off contraction nothing painful baby is head down which I knew already urge I'm so frustrated 😣😣😣