India, Oct. 1 -- For convenience's sake, many people keep their phones in their left shirt pocket, making it easy to take calls or check messages. But is that pocket too close to the heart for comfort? Can vibrations and wireless signals affect your heartbeat? With claims about smartphones affecting heart health circulating on social media and in everyday conversations, should you reconsider this habit? And is there any truth to these concerns?ALSO READ: Using AI to monitor your heart health? Cardiologist reveals how much you can rely on it

We asked a specialist to provide a medical perspective on these worries. Dr Samir Kubba, director and unit head of cardiology at Dharmshila Narayana Superspeciality Hospital, Delhi, helped bring medic...