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.
3. Seeds or Nuts and Legumes. Seeds and nuts are full of nutrition. Seeds such as pumpkin, sunflower or sesame are great options. Examples of nuts include walnuts, almonds and cashews. Nutrition researchers have found that people who eat nuts regularly are less prone to heart attacks and other heart-related issues.