The crucial, controversial carotid artery Part II: Treatment

The carotid arteries supply the brain with blood. Carotid artery disease occurs when these arteries are narrowed and blood flow can be interrupted. Brief interruptions of blood flow to the brain cause transient ischemic attacks (TIAs); prolonged or complete blockages are the major cause of cerebrovascular accidents — strokes. TIA or "mini-strokes" are often a warning sign of a major stroke, the fourth leading cause of death in the United States. Carotid arteries that become narrowed can be treated by either an artery-opening procedure, or by medical therapy. (Locked) More »

ED pills and benign prostatic hyperplasia

Medications for erectile dysfunction (ED) may useful in treating the symptoms of benign prostatic hyperplasia (enlarged prostate), which include frequent urination and incontinence. Combination therapy of ED pills with an alpha blocker and a hormone blocker may reduce the risk of complications for men with large prostates and moderate to severe BPH. More »

Electronic cigarettes

After smoking for over 15 years, I finally quit eight months ago, but I still miss my cigarettes. I recently heard about electronic cigarettes. Are they safe? (Locked) More »

More dietary advice

I read the column about dietary guidelines and caloric percentages, but I'm not a math guy. Any chance you could put it in English for me? (Locked) More »