A layer of Acid covers our body

A layer of Acid covers our body

The skin has fatty acids and other secretions from sweat glands and hair follicles that make the surface of the skin acidic. This acidic layer of the skin is a natural defense mechanism that protects our skin from pathogenic bacteria. The acidic surface of the skin is...
Skin’s nerves

Skin’s nerves

The skin has a massive and complex sensory and autonomic nervous system. Every square inch of skin contains 32 feet of nerves. Sensory nerves detect what is happening around us; for instance, pressure, heat, cold, vibrations, pain, and touch are among what is detected...
The Skin’s Blood Supply

The Skin’s Blood Supply

Skin gets vitamins, nutrients, and other requirements from its rich blood supply. Every square inch of the skin contains eight feet of blood vessels. The majority of the blood supply resides inside the dermis or second skin layer, and the skin gets one-half to...