Scientists are becoming more aware of the deadly effects of the coronavirus on the vascular system. For serious COVID-19 infections, the virus can alter the endothelial cells which are inside blood vessels. People who died from COVID-19 have more blood clots and damage to the endothelial cells than people who died from influenza. The endothelial cells prevent blot clots, control blood pressure, and fend off pathogens, but COVID-19 can trigger endothelial dysfunction in which the cells turn against the body and stimulate blood clots and high blood pressure. For more information about the COVID-19 pandemic click here. To read the full article by Will Stone click here.