India, June 6 -- Heart disease is typically seen as a concern for later in life, something that catches up with you in your 60s or beyond. But the reality is shifting fast. A growing number of adults under 40 are now experiencing heart attacks, and one of the most alarming yet overlooked triggers is still surprisingly common: smoking. (Also read: Doctor shares 7 health secrets that can help you manage blood sugar, improve sleep and support heart health )

"In recent years, there's been a worrying rise in the number of young people, especially men, suffering heart attacks before they even turn 40. What's even more concerning is that many of them don't have traditional risk factors like diabetes or high cholesterol. What is the one thing ma...