Save. A hookah is a type of water pipe used to smoke flavored tobacco, which is a popular social activity among young adults in the United States, the United Kingdom and the Middle East.ave. A hookah is a type of water pipe used to smoke flavored tobacco, which is a popular social activity among young adults in the United States, the United Kingdom and the Middle East.
Cardiovascular (heart) surgery is surgery on the heart or great vessels performed by cardiac surgeons.
This includes surgeons who can be called cardiac surgeons, cardiovascular surgeons, general thoracic surgeons, and congenital heart surgeons. A group of Cardiothoracic Surgeons in the operating room at St. Louis University in Missouri.