India, Dec. 13 -- Winter may bring cosy mornings and warm beverages, but it is also the season when cardiologists observe a noticeable rise in heart attacks and other cardiac emergencies. Cold temperatures cause blood vessels to constrict, forcing the heart to work harder to maintain body heat and blood flow. This added strain can be particularly dangerous for people with pre-existing conditions such as hypertension, diabetes, or coronary artery disease. (Also read: Anant Ambani's fitness trainer explains 'how to eat protein, carbs, and fats' the right way for better health )

In an interview with HT Lifestyle, Dr Rajesh T R, Director and Senior Consultant, Cardiothoracic and Vascular Surgery (CTVS) at KIMS Hospitals, Bengaluru, explains ...