A long-term study tracking more than 200,000 people over 30 years found that those who ate the most butter had a 15% higher ...

Researchers observed that substituting 10 grams of butter a day with an equal amount of plant-based oil was associated with an estimated 17% reduction in overall mortality and a 17% reduction in ...

Butter is rich in saturated fatty acids, which have been linked to higher cholesterol and hardening of the arteries. These types of fats also are associated with inflammation and altered hormone ...

low-fat diets may increase life span Substituting 10 grams of butter a day -- less than a tablespoon -- with plant-based oils could lower by 17% a person's risk of death from any reason and from ...