Doctor reveals 4 health markers that may predict heart attack and stroke risk

Key points

• Heart attacks and strokes rarely happen without warning.
• Long before a blocked artery causes a medical emergency, the body often leaves clues in blood tests, metabolism, and even waist size.
• ApoB: The cholesterol marker many people have never heard of Why does that matter?
• According to neurologist Dr. Sudhir Kumar, four health markers—ApoB, hs-CRP, insulin resistance, and abdominal obesity—can provide a deeper picture of cardiovascular risk than cholesterol numbers alone.
• Here's what these markers mean, why they matter, and how they may help identify risk earlier.