Sub5, why does the back of my head look so rounded?

[aroonyneedschange]

Also I fee like my ears are too upturned.
Why is this the case and are there any solutions for it surgically or non surgically?

 

[Futura]

Incel neck and ur neurocranium is too big

 

[aroonyneedschange]

Incel neck and ur neurocranium is too big

Would you reckon strengthening my neck muscles would make it look less weird