What is the difference between saturated fats and unsaturated fats, and how do they differ in terms of their impact on health?

Saturated fats are solid at room temperature and come mainly from animal sources, while unsaturated fats are liquid at room temperature and come mainly from plant sources. Saturated fats are linked to an increased risk of Heart disease and high cholesterol levels, while unsaturated fats, especially monounsaturated and polyunsaturated fats, are considered healthier and can help lower cholesterol levels and reduce the risk of heart disease.