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.
Shopping for heart surgery: 1  A patient may be referred to a thoracic surgeon who specializes in surgery on the heart and is also sometimes referred to as a cardiac surgeon or cardiovascular surgeon. 2  Cleveland Clinic offers an FAQ on heart surgery .