Q:

What is a normal head circumference?

A:

Quick Answer

The normal, or average head circumference of a person varies by age and by gender. For an adult male, average head circumference is 22 inches. For an adult woman, it is 20 inches.

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What is a normal head circumference?
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Full Answer

An average baby head circumference is 12 inches for premature babies and 14 inches for an average-sized baby. A toddler's head circumference is approximately 16 inches, while a child or preteen has an average head circumference of 18 inches.

To accurately measure head circumference, a tape measure should be placed across the forehead and held fitted snugly around the head. The full circumference of the head should be measured for an accurate result

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