A cholesterol blood exam measures the level of cholesterol in your body. There are two different types of cholesterol; the 'very good' cholesterol or HDL, and the 'undesirable' cholesterol or LDL. High cholesterol levels... Raynaud’s Phenomenon: A issue resulting in spasms in blood vessels, normally in response to cold or https://sgvasculargrp.com/medical-condition/peripheral-arterial-disease/