Surgery is minimally invasive and takes roughly 20-30 minutes. The pterygium is first carefully peeled, then a tissue graft is harvested from beneath your upper eyelid and placed over the removal site to reduce the chance of recurrence. The graft is usually secured with tissue glue and rarely needs sutures.
Proponents of functional foods say they promote optimal health and help reduce the risk of disease. A familiar example of a functional food is oatmeal because it contains soluble fiber that can help lower cholesterol levels. Some foods are modified to have health benefits.
food product, foodstuff - a substance that can be used or prepared for use as food. kibble - coarsely ground grain in the form of pellets (as for pet food) cornmeal, Indian meal - coarsely ground corn. farina - fine meal made from cereal grain especially wheat; often used as a cooked cereal or in puddings.