By Investopedia Staff AAA |. A: The gross domestic product (GDP) is one of the primary indicators used to gauge the health of a country's economy. It represents the total dollar value of all goods and services produced over a specific time period; you can think of it as the size of the economy.
List one physical one mental and emotional and one social benefit of physical activity? Physical: Exercise causes the heart muscle to grow (left ventricle hypertophy) and the volume of the heart to increase (more blood can be pumped around the body in each contraâ¦ction).
Psychological Benefits. The effect of exercise on your mood and energy level is one of the first and possibly most valuable benefits of your workout. Exercise, either aerobic or strength training, can improve your mood, reduce stress, fight depression, energize your body and improve sleep.