Question

Why does Siddhartha guatama has a bump on his head?

Answer 1

that is not a bump it was the hair which he was folded in the shape of ball.

he was folded his hair because his hair grew vary long.

Answer 2

Explanation:

Ushnisha The cranial bump (ushnisha) symbolizes the "expanded wisdom" the Buddha attained at the time of his enlightenment. Urna The mark in the center of the Buddha's forehead (urna) refers to his supernatural wisdom