Panicking so bad

[mrworry2468]

Took a photo earlier and noticed my right side f my head looks swollen I don't know if it's my hair or what but I'm freaking out so bad I can feel pressure in my head now I'm losing my mind panicking I can't think straight feel dead dizzy I'm wondering if it's swollen muscle from biting down all the time I don't know so scared I've got q brain tumour now