The Hidden Clock Inside Your Arteries What if your arteries could reveal your future risk of a heart attack—years before symptoms appear? Coronary artery disease does not begin in old age; it silently evolves from your 30s, sometimes even earlier. The coronary calcium score (CAC) is a powerful, non-invasive marker that detects this hidden progression. In today’s fast-paced, stress-laden lifestyle, understanding and acting on this early warning could mean the difference betwee