A cardiologist shares 1 simple change you can make to your diet to protect your heart health

• A cardiologist said the biggest heart health mistake is waiting too long to make healthy changes.
• Factors like diet and exercise play a big role in your risk of heart disease, heart attack, and stroke.
• A simple way to make your diet more heart-healthy is to switch up your drinks first. 

If you want to live a long life, the best time to pay attention to your heart health is right now, according to a doctor.

The biggest mistake people make about heart health is waiting until it's too late to take action, said Dr. Gregory Katz, a cardiologist at NYU Langone.