Heart trouble? Blood test to tell years in advance

A new blood test may be able to tell whether a seemingly strong person is at risk of dying from heart disease , US researchers said.An older , less sensitive version of the test detects a certain protein in only a small percentage of people ,but a research of the newer test made by Roche found it in about 25% of 3,500 blood samples .And people who had detectable levels of the protein , released