Two major carotid arteries run through the human body and they are located on each side of the neck. They play the major role of transporting oxygenated blood through the heart to the brain, face, and neck. In case these arteries are narrowed, it results in a condition called carotid artery stenosis. https://www.drarvindnanda.in/blogs/carotid-artery-stenosis-symptoms-causes-treatments/