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Although bananas are often held up as a good source of potassium,
there are better ones. In this comprehensive list from the U.S.
Department of Agriculture, a cup of beet greens has double the
potassium of a large banana.
Thuresson M, Jarlov MB, Lindahl B, Svensson L, Zedigh C, Herlitz
J. Factors that influence the use of ambulance in acute coronary
syndrome. American Heart Journal 2008; 156:170-6.
Ikehara S, Iso H, Toyoshima H, et al. Alcohol Consumption and
Mortality From Stroke and Coronary Heart Disease Among Japanese
Men and Women. The Japan Collaborative Cohort Study. Stroke 2008.
Smith-Warner SA, Spiegelman D, Yaun SS, et al. Alcohol and breast
cancer in women: a pooled analysis of cohort studies. Journal of
the American Medical Association 1998; 279:535-40.
Sometimes the signs of a heart attack or stroke are obvious.
Sometimes they aren't. Here are lists of the "classic" and
not-so-classic signs of each. If you If you notice one or more of
the signs below in yourself or someone else, or you're really
worried that you or someone you are with is having a heart
attack, call 911 or your local emergency number right away.
Better safe than sorry. (Click
here for a formatted version you can stick on your
refrigerator or by the telephone.)
Pain, squeezing, fullness, burning, tightness, or
uncomfortable pressure in the center of the chest
Pain, numbness, pinching, prickling, or other uncomfortable
sensations in one or both arms, the back, neck, jaw, or
Starting treatment quickly provides the best chance of surviving
a heart attack. If you think you are having a heart attack, you
should call 911 rather than have someone take you to the
hospital, because paramedics can start treatment on the way
Women who drink too much alcohol risk cardiovascular problems and
an increased chance of breast cancer, but in moderation (no more
than one drink per day) alcohol is associated with a lower risk
of heart disease and stroke.
The ankle-brachial index is a comparative blood pressure test,
taken at the arms and ankles, that is done to check for the
presence of peripheral artery disease.
A minimally invasive version of heart surgery to replace or
repair a mitral or aortic valve has shown excellent results and
has a shorter recovery time on average, making it an option that
older people should consider.
Coffee lovers should be reassured by a study showing that death
rates among coffee drinkers were no higher than for people who
did not drink coffee.
People with a pacemaker or ICD know they need to avoid MRIs. The
FDA says that the CT scans may also interfere with these devices,
but that they can be safely shut off for the duration of the
Potassium helps fight high blood pressure, but most Americans do
not get enough potassium from their diet. Eating more fruits,
vegetables, beans, and certain other foods boosts potassium
Brief updates on the heart benefits of obesity surgery, a heart
medication's effect on bone health, and taking statins prior to
My sense of taste isn't as good as it was a few months ago. I
started taking Capoten on top of the diuretic I have been taking
for some time to control my blood pressure. Could the new drug be
affecting my sense of taste? If it is, what can I do about it?
What happens when a stent gets clogged up? Someone told me that a
new one gets put over the plugged-up one, but that doesn't sound
I had a mechanical valve put in to replace a stiff aortic valve.
But it hasn't made a big difference in how I feel. I still get
short of breath when I try to walk fast. Could it be the wrong
size, or not working properly?