Olahraga sebagai Pencegahan Penyakit Jantung Koroner
Coronary heart disease (CHD) is a heart disease that is mainly caused by narrowing of the coronary arteries due to the process of atherosclerosis or spasm or a combination of both. CHD is a very frightening disease that is still a problem in both developed and developing countries. One of the most effective way to reduce the risk of coronary heart disease is to exercise. Through regular exercise such as aerobic (walking, running, swimming, riding a bicycle) can increase the ability of the heart and lungs. This allows the person not to feel tired and helps dilate the heart blood vessels (coronary arteries) thus the blood flow more smoothly, reduce cholesterol levels in the blood, lower blood pressure, which are the main factors in CHD. Thus, further research is conducted on the effectiveness of exercise to reduce the risk of coronary heart disease. The purpose of this paper is to describe exercise as a prevention and their effectiveness to reduce the risk of coronary heart disease. The research method is carried out by studying literature from various research journals and textbooks relating to the topic taken and interview. The result obtained from the literature studies and interview show a significant effect on how exercise can reduce the risk of coronary heart disease. Good exercise is done according to the needs of each individual, but the standard of good exercise is moderate intensity exercise performed 3 times a week for at least 30 minutes.