PHILADELPHIA (WPVI) -- A blood test commonly used to confirm heart attacks could have a new use.
A team at Johns Hopkins University used the Troponin T test to predict who would develop high blood pressure.
Heart cells release Troponin T when heart muscle cells are damaged.
Researchers say a more sensitive version of the test could pick up slight damage done by spikes in blood pressure years before a person's pressure is elevated all the time.
Test could predict high blood pressure, experts say
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