Glossary of Terms & Definitions
Listed Alphabetically - "V"

Varicose: Pertaining to an unnatural swelling, as in the case of varicose veins.

Vas: A vessel or duct.

Vascular: Pertaining to or containing many blood vessels.

Vascular dementia: Dementia resulting from cerebrovascular disease, for example a cerebrovascular accident (stroke).

Vasoconstriction: Narrowing of a blood vessel.

Vasodilation: Relaxation or opening of a blood vessel.

Vertebral: Of or pertaining to a vertebra, one of the twenty three bones that comprise the spine.

Vesicle: Literally a small bag or pouch. Inside a cell, a vesicle is a small organelle surrounded by its own membrane.

Vinpocetine: (Pronunciation: vinn-PO-seh-teen) Vinpocetine improves brain metabolism by increasing oxygen flow to the brain. Vinpocetine improve memory and mental energy. May improve overall cognitive function, especially memory, concentration, and mental energy. Improves circulation, oxygenation of the blood, and energy utilization in the brain. Also improves vision. Read more....


Virulent: Marked by a rapid, severe, or damaging course.

Virus: A microorganism smaller than a bacteria, which cannot grow or reproduce apart from a living cell. A virus invades living cells and uses their chemical machinery to keep itself alive and to replicate itself.

Vitamin: An organic (carbon-containing) compound necessary for normal physiological function that cannot be synthesized in adequate amounts, and must therefore be obtained in the diet.