Fitness and Nutrition Practice Test 2026 – Complete Exam Prep

Nuts, olives, and avocados are rich in monounsaturated fats, which are a type of healthy fat. Monounsaturated fats are known for their beneficial effects on heart health. They can help reduce bad cholesterol levels (LDL), decrease the risk of heart disease, and provide anti-inflammatory benefits. Common sources of these fats include olive oil, avocados, and various nuts, such as almonds and macadamias.

In contrast, saturated fats, which are found in animal products and some tropical oils, typically have a different impact on cholesterol levels and may contribute to heart disease when consumed in excess. Polyunsaturated fats, while also beneficial and found in foods like fish and flaxseeds, differ in chemical structure and functional properties from monounsaturated fats. Trans fats, often found in processed foods, are considered harmful and should be minimized in a healthy diet. Therefore, the presence of monounsaturated fats in nuts, olives, and avocados is what makes them a heart-healthy choice.