To celebrate American Heart Month and our Healthy Hearts Challenge, every day this week we're posting a quick tip to help you eat for a healthier heart. Here's today's tip:

Tip 7: Be Choosy About Your Chocolate.

Studies show that chocolate increases antioxidant levels in the blood and helps lower blood pressure. But when it comes to reaping those antioxidant benefits, quality matters most. If you need a chocolate fix, treat yourself to a small square of dark chocolate-look for one that is 70 percent or more cocoa.

For more Healthy Hearts Challenge tips, meal plans and recipes, visit the Healthy Hearts Challenge landing page.