New Delhi, April 3 -- A major Indian study has raised a critical red flag for heart health: widely used global risk calculators may be missing the majority of Indians who are at risk of a heart attack.

The research, led by Dr Mohit Dayal Gupta at GB Pant Hospital, analysed data from over 5,000 patients and found that nearly 80% of individuals who suffered their first heart attack had not been flagged as high-risk by standard assessment tools.

These findings point to a serious mismatch between how cardiovascular risk is measured globally and how it actually manifests in India.

Most heart risk calculators used worldwide are based on Western population data. They typically rely on parameters such as age, LDL (bad) cholesterol levels, and ...