Nigeria, Sept. 29 -- As the world marks World Heart Day 2025 under the theme "Don't Miss a Beat", experts are raising fresh concerns over the growing burden of cardiovascular diseases in Nigeria, where millions of people are living with high blood pressure without knowing it.

Marked every 29 September, the day is dedicated to raising awareness about cardiovascular diseases- the world's leading killer. In Nigeria, the occasion has renewed attention on hypertension, the biggest driver of heart attacks and strokes.

The Nigerian Cardiac Society (NCS) estimates that between 30 and 40 per cent of Nigerian adults have high blood pressure, but fewer than one in five are aware of their condition.

This explains why many cases remain undiagnosed ...