India, Dec. 31 -- For those watching their weight or blood sugar levels, diet drinks often seem like a smart swap for regular soft drinks. But beneath the promise of "zero sugar" lie ingredients that may affect the body in unexpected ways. Dr Dmitry Yaranov, a cardiologist and heart-transplant specialist with expertise in advanced heart failure and mechanical circulatory support, shares in his December 30 Instagram post why frequent consumption of diet drinks could be harmful to heart health. (Also read: Pune cardiologist explains early signs of 'Holiday Heart Syndrome'; shares who is most at risk this festive Season )

"The biggest lie in your fridge is often labelled as 'Zero Sugar'," says cardiologist Dr Dmitry, calling out one of the ...