maintaining, or pertaining to, the same length; of equal dimensions. isometric contraction. muscle contraction without appreciable shortening or change in distance between its origin and insertion. isometric exercise. active exercise performed against stable resistance, without change in the length of the muscle.
(Functional foods are those with added nutrients, such as calcium-enriched orange juice.). Hereâs a list to take on your next heart-healthy trip to the supermarket: 1  Produce: Look for colourful fruits and vegetables: berries, oranges, apples, yams, broccoli, spinach, peppers, and more. 2  Cholesterol-free and low-fat, fruits and vegetables are the foundation of any heart-healthy diet.
According to the latest Dietary Guidelines for Americans, the top three food sources of heart unhealthy, saturated fat and trans fatty acids are: Grain-Based Desserts (cookies, cake, pie, danishes) Pizza; Regular Cheese; Cutting back on the amount of these in your diet will help you cut back on heart unhealthy fats. When you use cheese, use reduced fat.