Human skin is the largest organ in the body. It is made up of hundreds of nerve endings that can sense the slightest pressure, temperature change, or movement. Through the skin we can sense heat, pain, cold, or pleasurable sensations. Without our skin, we would be numb to our surroundings, and unresponsive to stimuli like zombies. Normally, touching our skin will not cause pain. There are cases, however, that a […]