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.
Salmon: Super Food. A top food for heart health, itâs rich in omega-3s. Omega-3s are healthy fats that may lessen the risk of heart rhythm disorders and lower blood pressure. They may also lower triglycerides and curb inflammation.The American Heart Association recommends two servings of salmon or other oily fish a week. top food for heart health, itâs rich in omega-3s. Omega-3s are healthy fats that may lessen the risk of heart rhythm disorders and lower blood pressure. They may also lower triglycerides and curb inflammation.