Should I try one of the new blood thinners?
Q. I have atrial fibrillation and have been taking warfarin to prevent blood clots for 10 years. It has not given me any problems. However, I do hate going to...
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Carotid blockage may or may not require surgery
Q. At what percentage of blockage of the carotid artery do you consider surgery? I'm a 73-year-old man with a 70 percent blockage, and my doctor says to wait a...
So far, new ‘bird flu’ virus not a threat in the U.S.
Harvard Health Blog Beginning in March, reports started coming out of Eastern China that a new "bird flu" virus was loose and causing infections in humans. The new virus is...
Can supplements prevent age-related macular degeneration?
Q. I've heard that age-related macular degeneration is a common cause of blindness. Do copper, zinc, or lutein help prevent it? A. There's no clear and certain answer, but there...
Skin irregularities may signal serious health issues
Q: A brown age spot on my face seems to be getting larger. Should I be concerned? A: A brown-colored spot anywhere on the skin that's getting larger is always...
Skin irregularities may signal serious health issues
Q: A brown age spot on my face seems to be getting larger. Should I be concerned? A: A brown-colored spot anywhere on the skin that's getting larger is always...