India, Sept. 15 -- Even if your ECG comes back normal, it doesn't always mean your heart is completely healthy. Subtle issues can go unnoticed, and knowing the right signs to watch for can make all the difference. Dr Chaitanya Challa, general physician, shares in his August 15 Instagram post simple ways to detect hidden heart problems before they turn serious. (Also read: Cardiologist says 'stress is always a factor' in heart attacks; shares 9 simple lifestyle tips to safeguard your heart )

Even if your ECG comes back normal, it doesn't always mean your heart is completely healthy. Dr. Chaitanya shares examples from his patients to explain why subtle heart issues can go unnoticed.

"One patient said, 'Doctor, I did my ECG. It was fine, b...