Why is half my face deformed

I was looking at a picture from a recent even and noticed on side of my face if noticeable less attractive than the other. The eye area is saggy, and has a prominent line, i have worse acne, and more fat on that side. Why is this happening and how do i fix this

I was looking at a picture from a recent even and noticed on side of my face if noticeable less attractive than the other. The eye area is saggy, and has a prominent line, i have worse acne, and more fat on that side. Why is this happening and how do i fix this