Mark M. Cotter MD

Recommended Articles

• What Does Dark Stool Mean?

  A dark stool refers to a stool that is either black or dark red in color. You may pass dark bowel movements after consuming dark-colored foods or when an injury or bleeding is present in your gastrointestinal tract. If you pass dark or bloody stools, see your doctor immediately to rule out serious...

• What is Sinusitis? Get the Facts

  The sinuses are four interconnected hollow spaces within the cranial bones of the face. These airy cavities exist as mirror opposites on either side of the nose and under the forehead. They are lined with mucus-secreting epithelium and thin hair-like growths called cilia. Acute infection,...

• What Is Back Pain: Get The Facts

  Every now and then, you hear people complaining about constant back pain. According to statistics, about 80% of Americans will suffer from back pain at one point of their life.Back pain can be caused by many things, but it is most commonly triggered by incorrect sitting or standing positions, not...

• How Is Bronchitis Differentiated from Other Chest Infections?

  Bronchial tubes are the airways through which air travels and reaches the lungs. The inflammation of these bronchial tubes is called bronchitis. The inflammation is more often caused by a viral infection, smoke, dust, or other irritants.Bronchitis may be due to a chest infection, inflammation of...

• Poison Ivy, Poison Oak, Poison Sumac: The Rashes

  What is poison ivy? Poison ivy (Toxicodendron radicans) is a popular plant known for causing rashes and skin irritation when one comes in contact with it.Poison ivy is a woody shrub or vine that is found in either shady or sunny locations. It can grow up to six feet tall as a shrub, or 150 feet tall...

• The Signs of Strep Throat

  What is strep throat?Strep throat is the most common form of bacterial infection of the throat and tonsils, resulting in inflammation and irritation. Strep throat is caused by different types of streptococcus bacteria. The severity of the condition differs from one type of bacteria to another. Not...