Can eating a lot of unhealthy food make you feel really tired?

I was at a party this Friday afternoon and ate a lot of unhealthy food because most of the food at the party was unhealthy, and today I woke up so tired, I had to cancel my meeting with my cousin today. Our parents usually hang out every weekend together but I am too tired to show up today so I cancelled.

Can eating a lot of unhealthy food make you feel really tired?
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