Whether you're a man or woman, young or old, swapping fats in your diet seems to affect your heart disease risk in the same way, according to this analysis.

Whether you're a man or woman, young or old, eating more saturated fat doesn't seem to affect your heart disease risk any differently — the link is about the same across all groups.

Whether you're young or old, male or female, eating more saturated fat doesn't seem to affect your heart disease risk any differently, according to this big review.

Cutting down on all fats in your diet—no matter if they’re healthy or unhealthy—won’t make a noticeable difference in whether adults get heart disease over eight years.

Eating more saturated fat, like butter or fatty meat, doesn't seem to raise your risk of heart disease, according to a big review of 16 long-term studies of adults.

For people who haven't had a heart attack yet, how much fat they eat doesn't seem to affect their chance of dying from heart disease, according to combined data from several long-term studies.