Lipids and Your Heart. Unsaturated fats -- a type of fats found in fish and in plant-based foods, such as nuts, avocados and olive oil -- lowers your blood cholesterol levels, especially the harmful cholesterol that contributes to heart disease.
A colonoscopy is an examination of the lower part of the gastrointestinal tract, which is called the colon or large intestine (bowel). Colonoscopy is performed by an Gastroenterologist, who is a physician with special training in endoscopy/colonoscopy procedures.
Colonoscopy Procedure. In order to conduct a colonoscopy, the doctors use a colonoscope, which is a type of endoscope, to visually examine the length of the colon and distal portion of the small intestine.