Coronary artery disease, also called coronary heart disease, or simply, heart disease, affects millions of Americans. This serious condition is a result of plaque buildup in your arteries. What Is Coronary Artery Disease? The arteries, which start out smooth and elastic, get plaque on their inner walls, which can make them more rigid and narrowed. This restricts blood flow to your heart muscle, which can then become starved of oxygen.
The least sensitive skin on the human body is found in the heelarea. This is because there are very little nerves in the heel to feelthings. If there were too many nerves in oâ¦ur heels then walkingwould be far too painful. The second least sensitive is the elbow.
Adult stem cells are found in many organs and tissues, including the skin. In fact, human skin is the largest repository of adult stem cells in the body. Skin stem cells reside in the basal layer of the epidermis where they remain dormant until they are activated by tissue injury or disease. 1.