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).
Improved self-esteem is a key psychological benefit of regular physical activity. When you exercise, your body releases chemicals called endorphins. These endorphins interact with the receptors in your brain that reduce your perception of pain. Endorphins also trigger a positive feeling in the body, similar to that of morphine. For example, the feeling that follows a run or workout is often described as euphoric.. That feeling, known as a runner's high, can be accompanied by a positive and energizing outlook on life.