idk if im doing the correct thing

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i was hungry and i know i was because my stomach even felt sour. about 30 mins later i was finally able to get mcdonalds, buttttttttt my husband and i got in an argument and i didnt even eat my food and i didnt feel hungry anymore. im 33 week and 4 days. could this be bad for baby if i dont eat at all? its 12:44 pm right now and im gnna go to sleep..