We just learned about the different speeds of Hair Growth.
Another part of the human hair is the Plexus.
These are very small nerves that are wrapped around the bottom of the hair follicle, that sense when the hair is moved.
They are very sensitive, which is how your body can feel a light breeze through the hair on your skin.
(from: wikipedia - hair plexus)
Kid Facts - Blast from the past: Hypothalamus
