Cardio shows the positive effects of person who plays it. Cardio will burn fat in various parts of the body, which fat is frightful something for anyone who wants to have a good figure. Weight loss comes from burning more calories than you take in. Many people think that playing cardio helps they burn fat, which is an important factor in health care, but the reason to do cardio does not end with fat loss. About physical health, it affects to strengthen the system cardiovascular functions to be stronger, increase the density of bone in the body, and stimulate lung function makes the lungs strong. It helps control emotions better in the mental health. For someone who suffers from depression, it relieves depression. By Shannon Clark, 2015. Cardio exercises have both long and short term effects. Some effects happen quickly, while some people build over time. It creates long term gains that positively impact our health.