Headaches And Dizziness

Khadijah
Ok So I'm A Manager At McDonalds So I Stand For Long Hours And What Not But Since I'm Also Entering My Second Trimester I'm Noticing I Get Severe Headaches Cause Of The Headacahes I Get Dizzy Which Messes With My Vision. Now I Don't Want My Hours Cut Short Cause I Can Do The Hours Like A Regular 9-5 Or 10-6 But My Job Would Think If They Give Me Today A 12-9 I Should Work Sunday At 6am - 3pm When My GM Knows I'm Pregnant. Guys I Need Advice And Help. 
I'm Trying To Get Another Job Because I Do Have A College Degree And Some Certificates That Can Help With Another Job But It Seems As If No Doors Are Opening Up.