Introduction Strep throat is a common type of sore throat. The germ that causes strep throat is spread from person to person in saliva and nasal secretions. Strep throat is treated with antibiotics. You can help prevent the spread of…

Introduction The stomach flu, also called viral gastroenteritis, is the leading cause of severe diarrhea. It can also cause vomiting and abdominal pain. The virus is found in contaminated food or drinking water. Symptoms of the stomach flu usually develop…

Introduction Stomach cancer is not a common type of cancer in the United States. Stomach cancer occurs more frequently in areas outside of the United States, with the highest rates occurring in Japan, China, Southern and Eastern Europe, South America,…

Introduction Sprains and strains are common injuries that can happen to anyone, but occur most frequently in people who participate in sports, perform repetitive activities, or are at-risk for falls. Sprains involve the tissues that connect bones together (ligaments). Strains…

Introduction The lower back is a common place to experience pain and discomfort. The lumbar spine is located in your lower back. The bones align to form the spine. Aging, arthritis, and degenerative conditions can cause the bones to change…

Introduction Sore throats (pharyngitis) are a very common medical condition. Sore throats are most frequently caused by viral infections. The majority of sore throats heal on their own. The symptoms may be relieved with home treatments and over-the-counter medications. Sore…

Introduction Sleep apnea is a common and under-diagnosed sleep disorder. It causes repeated episodes of stopped breathing (apneic episodes) and startling or gasping for air during sleep. People with sleep apnea frequently do not realize that they have it. The…

Introduction Melanoma is the deadliest form of skin cancer. It occurs when the melanocytes in the skin grow abnormally and out of control. Exposure to ultraviolet (UV) rays from the sun and a history of childhood sunburns contribute to the…

Introduction Skin cancer is the most common form of cancer in the United States. There are many types of skin cancers. They are classified as melanomas or non-melanomas. Melanomas begin in the melanocytes, the cells in skin that produce color.…

Introduction Sinusitis is a fairly common condition. It can develop following a cold, upper respiratory infection, or allergic reaction. Environmental irritants, certain medical conditions, and structural abnormalities can contribute to sinusitis. Sinusitis causes pressure and pain in the head and…