Tag: Cephalic index

According to one study, the average adult head circumference varies by gender, with an average of 57cm for males and 55cm for females. However, the width, a straight-line measurement across the widest part of the head, is a distinct metric crucial for fitting protective gear and custom headwear. Here’s how to get the width of your head with precision using basic tools.

First defined in the 19th century by Swedish professor Anders Retzius, the cephalic index is the primary metric used to classify head shapes into categories. This system, which relates head width to length, is the basis for explaining **what are the three head shapes**: dolichocephalic, mesocephalic, and brachycephalic. Though rooted in historical anthropology, it helps us understand the natural diversity of human cranial anatomy.

While pseudoscience like phrenology once claimed to link head shape to personality, modern medicine and science overwhelmingly debunk these theories. This comprehensive look into the question, **Does the shape of your head mean anything?**, will examine the biological, environmental, and historical aspects behind craniometry.