They’re growing from different types of hair follicles. Why do we have different types? I don’t think anyone knows for certain. Possibly something to do with the development from the full body hair of our ancestors to the partial coverage we have today.
They’re growing from different types of hair follicles. Why do we have different types? I don’t think anyone knows for certain. Possibly something to do with the development from the full body hair of our ancestors to the partial coverage we have today.