India, Jan. 30 -- A heart attack is terrifying on its own - and the fear can intensify when it happens while you're alone at home, with no immediate help in sight. In those moments of panic and uncertainty, it's easy to feel helpless and overwhelmed. However, knowing a few critical steps and acting quickly can make a life-saving difference, even before medical help arrives.

Dr Jeremy London, a board-certified cardiothoracic surgeon with 25 years of experience, has shared a clear, practical step-by-step guide outlining exactly what to do if you're having a heart attack while alone at home. In an Instagram video shared on January 30, the heart surgeon notes, "I realise this is a lot to remember if you think you're having a heart attack, bu...