Acid Reflux Disease Gastroesophageal reflux disease (GERD) is a more serious form of gastroesophageal reflux (GER), which is common. GER occurs when the lower esophageal...
Acne Acne is a disease that affects the skin's oil glands. The small holes in your skin (pores) connect to oil glands under...
ADD / ADHD Attention Deficit Hyperactivity Disorder (ADHD) is a condition that becomes apparent in some children in the preschool and early school years. It is hard for these children to...
AIDS / HIV AIDS was first reported in the United States in 1981 and has since become a major worldwide epidemic. AIDS is caused by the human immunodeficiency virus...
Alcoholism Alcoholism, also known as alcohol dependence, is a disease that includes...
Amyotrophic Lateral Sclerosis Amyotrophic lateral sclerosis (ALS), sometimes called Lou Gehrig's disease, is a rapidly progressive, invariably fatal neurological disease that...
Alzheimers Disease Dementia is a brain disorder that seriously affects a person's memory, thinking, and reasoning skills. People with dementia often have trouble thinking and speaking...
Anemia Anemia is a condition in which a person’s blood has a lower than normal number of red blood cells (RBCs), or the RBCs don’t have enough hemoglobin...
Angina Angina is chest pain or discomfort that occurs when an area of your heart muscle doesn't get enough oxygen-rich blood. Angina may feel like...
Anorexia Nervosa A person with anorexia (a-neh-RECK-see-ah) nervosa, often called anorexia, has an intense fear of gaining weight. Someone with anorexia thinks about food a lot and...
Appendicitis The appendix is a small, tube-like structure attached to the first part of the large intestine, also called the colon. The appendix is located in...
Arthritis Arthritis literally means joint inflammation, and it can affect joints in any part of the body. Joints are places in the body where...
Athlete's Foot Athlete's foot is an infection of the feet caused by fungus. The medical term is tinea pedis. Athlete's foot may last for...
Asthma Asthma (Az-muh) is a chronic disease that affects your airways. The airways are the tubes that carry air in and out of your lungs. If you have asthma, the inside walls of your airways are...
Atopic Dermatitis (Eczema) Atopic dermatitis is a long-term skin disease. "Atopic" refers to a tendency to develop allergy conditions. "Dermatitis" means swelling of the skin....
Autism Autism (sometimes called "classical autism") is the most common condition in a group of developmental disorders known as...
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