When does a person’s head stop getting bigger?

By the time a person is in their late teens or early 20s, their head is shaped. It grows steadily from the time of birth, just like the rest of the bones in the body, until the skeleton is fully formed. But the shape of a person’s head will continue to change for the rest of their lives. Even though a person’s head doesn’t get much bigger over the course of their life, their skulls are always changing.

As a person ages, their cheekbones move back and their forehead moves forward. As time goes on, the bones in the head continue to move, and the skin and muscles that are attached to those bones also move. The look of

Bones also move forward, which changes how a person looks from the outside.

When thinking about how fast the human head grows, it’s important to distinguish between the neurocranium, which is where the brain is, and the visceral cranium, which is the outer structure and face.

During a child’s early years, the neurocranium grows quickly and is usually fully grown by the age of three. The neurocranium makes up almost all of a young child’s head. On the other hand, the visceral cranium grows much more slowly and is the part that is always changing.

Misha Khatri
Misha Khatri is an emeritus professor in the University of Notre Dame's Department of Chemistry and Biochemistry. He graduated from Northern Illinois University with a BSc in Chemistry and Mathematics and a PhD in Physical Analytical Chemistry from the University of Utah.


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