Heart Surgeon Issues Scary Warning About Common Food

According to heart surgeon Philip Ovadia, another type of food may be causing even more damage behind the scenes, and many people eat it every single day without thinking twice.

Most people assume foods like bacon, sausages, and fast food are the biggest threats to heart health.

For years, processed meats have carried the reputation of being some of the worst things a person can eat for their cardiovascular system.

Doctors have repeatedly linked them to high blood pressure, inflammation, and heart disease.

Instead of focusing only on processed meat or saturated fat, Dr. Ovadia says refined carbohydrates are one of the biggest drivers of poor heart health today.

In his view, these foods quietly create the exact conditions that lead to dangerous plaque buildup inside arteries.

And the problem is not limited to obvious junk food.

Many products marketed as “healthy” are packed with refined carbohydrates, even when their packaging suggests otherwise.

Foods that seem harmless at breakfast or during a quick snack can slowly contribute to inflammation and metabolic problems over time.

Heart disease continues to be one of the most serious health problems in the United States. According to data released by the Centers for Disease Control and Prevention, heart disease remained the leading cause of death nationwide in 2024. It accounted for more than one fifth of all deaths across the country, staying ahead of cancer once again.

That statistic alone explains why doctors continue searching for the biggest lifestyle factors affecting cardiovascular health.

While genetics still matter, researchers increasingly believe that everyday habits play a huge role in determining long term outcomes. Exercise helps, sleep matters, stress contributes too, but diet remains one of the strongest factors connected to heart disease risk.

For years, public health messaging focused heavily on fat and cholesterol. Grocery stores filled with low fat products, and many people began avoiding foods like eggs, butter, and red meat altogether.

At the same time, highly processed carbohydrates became normal in everyday diets.

Breakfast cereals, flavored yogurts, granola bars, crackers, bagels, and low fat snack products were often advertised as healthier choices. But many of these foods contain large amounts of refined carbohydrates and added sugars.

According to the heart surgeon, Dr. Ovadia, this is where the real issue begins.

He explains that refined carbohydrates can contribute to insulin resistance, which happens when the body stops responding properly to insulin. Over time, this can lead to elevated blood sugar levels, inflammation, weight gain, and metabolic dysfunction.

“These foods create exactly the inflammatory environment that leads to unstable plaque,” he explained while discussing what he sees regularly in heart surgery patients.

That plaque buildup inside the arteries can eventually rupture, increasing the risk of heart attacks and other serious cardiovascular problems.

One reason refined carbohydrates are so concerning is because they digest very quickly. Unlike whole foods rich in fiber, refined carbs break down rapidly into sugar, causing spikes in blood glucose and insulin levels.

When this happens repeatedly over many years, the body can begin struggling to regulate blood sugar properly.

This process often develops quietly.

A person may feel relatively healthy while inflammation slowly increases in the background. Blood vessels can become damaged over time without obvious symptoms appearing immediately.

That is partly why heart disease is sometimes described as a “silent” condition.

Dr. Ovadia specifically pointed to foods people often assume are healthy choices. Whole wheat bread, low fat granola, rice cakes, and flavored yogurt may sound nutritious, but many versions are still heavily processed and loaded with refined carbohydrates.

Marketing can make things confusing.

A package covered in words like “natural,” “whole grain,” or “low fat” can still contain large amounts of sugar and processed ingredients. Many consumers do not realize how quickly these foods affect blood sugar and insulin levels.

Even breakfast foods that seem normal can become problematic when eaten constantly.

Instant oatmeal packets often contain significant added sugar. Breakfast cereals can be highly processed despite appearing healthy in commercials. Fruit juice may sound nutritious because it comes from fruit, but many juices contain concentrated sugar without the fiber that whole fruit naturally provides.

Dr. Ovadia also warned against frequent consumption of foods such as potato chips, crackers, bagels, and processed snack products.

None of this means someone can never eat these foods again.

The larger concern is the overall dietary pattern repeated day after day for years.

Modern cardiovascular guidelines increasingly focus on long term eating habits instead of demonizing one single nutrient. Dietary approaches like the Mediterranean diet and the DASH diet continue gaining support because they emphasize balance and whole foods rather than heavily processed products.

These eating patterns generally include vegetables, healthy fats, lean protein, legumes, nuts, seeds, and minimally processed carbohydrates.

Researchers have repeatedly linked them to improved blood pressure, healthier cholesterol levels, and lower cardiovascular risk overall.

The reality is that many Americans consume highly processed foods constantly without realizing how much they dominate the average diet. Convenience foods are everywhere because they are cheap, accessible, and heavily marketed.

Busy schedules also play a role.

A quick breakfast bar or packaged snack feels easier than preparing whole meals from scratch. Over time, though, these habits can slowly affect metabolic health in ways people do not notice immediately.

The Centers for Disease Control and Prevention estimates that roughly two thirds of adults in America have at least one modifiable cardiovascular risk factor.

That means lifestyle changes could potentially reduce risk for a huge portion of the population.

Dr. Ovadia believes nutrition deserves much more attention in those conversations.

Rather than obsessing over calories alone, he encourages people to focus on food quality. Choosing meals rich in protein, vegetables, and healthy fats may help stabilize blood sugar and reduce chronic inflammation over time.

Simple swaps can also make a difference.

Replacing sugary cereal with eggs and fruit. Choosing whole foods instead of ultra processed snacks. Drinking water instead of sugary beverages. Eating actual oatmeal instead of flavored instant packets.

Small changes repeated consistently often matter more than temporary extreme diets.

There is also growing awareness around ultra processed foods in general. Researchers continue studying how these products affect the body beyond just calorie content.

Many processed foods are engineered to be extremely palatable, making it easier to overeat them without feeling fully satisfied.

That combination of refined carbohydrates, added sugar, and highly processed ingredients may create the perfect environment for long term metabolic problems.

Heart surgeons like Dr. Ovadia end up seeing the consequences firsthand.

Blocked arteries, unstable plaque, emergency surgeries, and heart attacks are not random events appearing overnight. In many cases, they develop slowly through years of inflammation and metabolic dysfunction.

That is why prevention matters so much.

People often wait until symptoms appear before taking heart health seriously, but cardiovascular disease can progress silently for years before obvious warning signs emerge.

Diet alone is not the only factor involved, of course. Smoking, inactivity, chronic stress, poor sleep, and genetics all contribute too.

Still, nutrition remains one of the few risk factors people can actively change every day.

And according to Dr. Ovadia, refined carbohydrates deserve far more scrutiny than they currently receive.

His warning is not about fear. It is about awareness.

Many people simply do not realize that foods marketed as healthy may still contribute to inflammation and metabolic problems when eaten constantly.

Understanding what refined carbohydrates do inside the body could help people make more informed decisions about what ends up on their plate.

Because sometimes the foods quietly harming health are not the ones people expect.