Screening Tests for Women Archive

Genetic testing helps some people glimpse their cardiovascular future.

The announcement in April 2003 that scientists had worked out the order of the three billion letters in the human genetic code revved up the hopes and imaginations of many people, cardiologists included. Personal genetic report cards, mused a few, will someday help each of us better understand our heart disease risk and point the way to new treatments. They're right, of course. But "someday" will be a while coming "" the human genome isn't giving up its secrets easily, and some of what we're learning we don't quite know what to do with.

If you don't mind pricking a finger, you can check your cholesterol without sitting around in a doctor's waiting room or laboratory. Devices available in pharmacies or through the Internet make this easy to do at home. But is it worth doing?

The makers of home cholesterol tests rightly tout their products as faster than visiting a doctor. You prick your finger, gently squeeze a few drops of blood onto a test strip or into a small "well," and you get the results in a few minutes, instead of waiting a few days.