Why, when you cut your finger, you feel pain, but when you cut your hair or nails, you don’t.

Because hair is a derivative of the skin, the hair root is attached to the layer of the dermis, where the nerve endings are located, but its shaft rises above the epidermis, where there are no nerve endings, therefore we do not feel pain.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.