Heart disease is the No. 1 killer in America, accounting for one in five deaths, according to the U.S. Centers for Disease Control and Prevention (CDC).

While multiple lifestyle factors can cause heart health to decline, nutrition is a large component, experts confirm.

In an on-camera interview with Fox News Digital, cardiothoracic surgeon Dr. Jeremy London shared how nutrition can sometimes be a sensitive topic, as diets can work differently for every individual.

A focus on general dietary guidelines, including eating whole foods and avoiding processed foods, is a great place to start, according to the Savannah, Georgia-based expert.

Reaping the benefits of nutrition for heart health is about balance, he said.

“If I can eat whole foods 80% of the time, that’s a win for me,” he sai

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