Troponin refers to three different proteins that help regulate the contractions of the heart and skeletal muscles. Normal troponin levels range from 0 to 0.04 nanograms per milliliter (ng/ml). The ...

Troponins are proteins released into the bloodstream if there’s heart damage. Lab results below the 99th percentile mean normal function. Higher levels could mean a heart attack or another cardiac ...

A simple £5 blood test for the protein troponin could predict a person's risk of heart attacks and strokes with greater accuracy than ever before, research suggests. Troponin is found in heart muscle ...