India, Feb. 23 -- Sudden collapses are often mistaken for heart attacks, but not every fainting spell signals the same danger. Understanding sudden cardiac arrest, its warning signs, causes, and the right immediate response can make the difference between life and death. In an interview with HT Lifestyle, Dr Chiran Babu A, Director and Senior Consultant of Cardiothoracic and Vascular Surgery based in Bengaluru, explains how to identify the signs, act quickly, and save lives. (Also read: Dermatologist shares '1 morning habit' behind her 15 kg weight loss after pregnancy: 'It's great for skin, heart health' )

"When a person suddenly collapses, many people immediately think it's a heart attack," says Dr Chiran. "While heart attacks are seri...