Eating too much white bread, sugary snacks, and soda is linked to higher chances of developing insulin problems, bad cholesterol, and body-wide inflammation.

Eating too many sugary, processed carbs and not enough good fats might make your body less responsive to insulin and mess up your cholesterol levels, which could raise your chance of heart disease—especially if you're older, female, don't move much, or are overweight.

Eating too many unhealthy carbs or too much meat and processed food—even if you're on a low-carb or low-fat diet—can raise your risk of heart disease by about 12–14% compared to eating healthier versions of those same diets.

People who eat low-carb or low-fat diets full of sugary foods and meat have a 14% to 20% higher chance of getting heart disease than those who eat similar diets but with healthier foods.

Eating low-carb or low-fat diets that are full of meat or sugary refined foods might raise your risk of heart disease by about 14% to 17% compared to eating healthier versions of those same diets.

Eating less sugary, processed carbs and more healthy fats like those in nuts and olive oil might help lower your risk of heart disease, especially if you're older, female, not very active, or overweight.