What is wrong with my face? One side flatter than the other. (Photos)

I’ve noticed that one side of my face is way more flat from the cheekbone down. My right side seems fuller. I was wondering what could be the cause of this

Facial Asymmetry - What are your options? - Dr Jeremy Hunt

19 Face-Framing Layer Haircuts That Flatter Any Face Shape

Plagiocephaly or flat head in babies

I sleep on the right side of my face. My face is flatter on this side and protrudes more on the other side. How do I reclaim symmetry? - Quora

Facial Asymmetry - How to Fix Asymmetrical Face

One half of my face is evidently larger than the other. How do I fix it? I don't want to live with this asymmetry for the rest of my life. - Quora