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.
Balance meals with lean meat, fish, and vegetable sources of protein. 4. Limit cholesterol. Cholesterol in foods, found in red meat and high-fat dairy products, can raise blood cholesterol levels, especially in high-risk people. 5. Serve the right kind of carbs.he best strategy: Focus on what the person with heart disease can eat, not just what's off-limits. Research shows that adding heart-saving foods is just as important as cutting back on others. These nine strategies will help you plan meals for someone with heart disease :