Managing blood sugar levels is crucial for maintaining heart health, especially for those with diabetes or prediabetes. High blood sugar can damage blood vessels and nerves that control the heart. This increases the risk of heart disease and stroke. A balanced diet, regular exercise, and medication (if needed) are essential strategies for keeping blood sugar in check. For British South Asians, who may have a genetic predisposition to diabetes, regular monitoring and lifestyle adjustments can help prevent complications that affect heart health.