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Acne involves an inflammation of the skin, usually the face, neck, and back, that includes a variety of symptoms, such as pimples, whiteheads and blackheads. The oil glands of the skin usually become clogged with dead skin, dirt and debris, preventing the normal lubricating process of the surface of the skin. Without healthy oil glands, the skin becomes dry, cracked and sometimes irritated. Acne skin will sometimes look oily in some areas and dry in others. If no infection occurs beneath the plugged-up duct, the involved area will display either blackheads or whiteheads, seen as small spots or dots on the skin surface....
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A food allergy is the inappropriate response by the body's immune system to a substance that is not normally harmful. Normally, the immune system helps us to combat infection by identifying "foreign bodies" and mobilizing the body's white blood cells to fight them. In some cases, the immune system wrongly identifies a non-toxic substance as an invader, and the white blood cells overreact and damage the body in the process....
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The incidence of Alzheimer's disease in the United states today is over 2.5 million, afflicting 15 percent of Americans over sixty-five. Previously known as senile dementia, this disorder is characterized by tangled nerve fibers surrounding the brain's memory center. When nerves become tangled, nerve impulses can no longer carry information to or from the brain....
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Anemia involves a reduction in the amount of oxygen that the blood is able to carry. The cause of anemia is usually due to either excessive blood loss, destruction of red blood cells, and inefficient red blood cell production. The resulting reduction in red blood cells results in weakness, fatigue, dizziness, paleness of nails, lips, and eyelids, depression, increased soreness and redness of the tongue, shortness of breath and cessation of menstruation in women. The first signs of slowly developing anemia are loss of appetite, headaches, constipation, irritability, and difficulty in concentrating....
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When the heart's blood vessels narrow, insufficient amounts of oxygen reach the heart, causing chest pain called "angina." When the coronary arteries that carry oxygen and nutrients to the heart muscle become obstructed, a heart attack can occur resulting in damage to the heart muscle. Arteriosclerosis, or hardening of the arteries, is the most common cause of obstruction. Blood clots and spasms in the coronary arteries also result in heart attacks....
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