The most important part of the human body is what? The answers may be multifarious, but medically speaking, there will always be only two answers: heart and brain. In medicine, there are only two judgments about human death. If the heart stops beating, it will be declared dead. If the brain stops working, It is called brain death. The brain needs blood from the heart to provide nutrition for brain cells. The channel connecting these two most important organs, It is the carotid artery. Just as we can often feel our heartbeat, You can also feel the graceful and powerful rhythm of life by pressing your finger on the side of your neck. This is the result of the blood Read More …