Andrew Huberman· PhD
in different areas of the body the skin and as a consequence these different layers of the epidermis and dermis and the fat layer below it are of different composition and different thicknesses think for instance about the thickness of the skin on your forearm versus the thickness of the skin on your belly versus the thickness of your skin on your eyelid okay and as soon as you think about your eyelid you realize okay this thing that we call skin varies tremendously in thickness depending on whether or not we're with the scalp the eyelid the face the chin even you know neck versus chin body Etc so what we think of as skin while it may have a designated set of layers that have particular names can vary tremendously in terms of its overall thickness