People who eat more of a certain type of unhealthy fat called elaidic acid tend to have more heart disease deaths over 25 years, so this fat might be making heart problems worse in whole populations.

People in countries where folks eat more of a certain unhealthy fat called elaidic acid tend to have more heart disease deaths over 25 years — it’s strongly linked, though we don’t know if it’s the direct cause.

People in countries where folks eat more of a certain unhealthy fat called elaidic acid tend to have more heart disease deaths over 25 years — and this pattern shows up strongly across many different groups of people.

People in places where folks eat more of these specific types of saturated fats tend to have more heart disease deaths over 25 years, and the link is really strong — so scientists think these fats might be one reason why some populations have more heart disease than others.

People who eat a lot of trans fats (like in fried or processed foods) are more likely to have heart problems than those who eat very little.

In different countries, people who eat more saturated fats, trans fats, and cholesterol tend to have more heart disease deaths — this pattern was noticed when scientists compared diets and heart disease rates around the world.