The advantages and disadvantages of running a marathon
hurt a muscle. Marathon is a long distance, which is huge for muscle consumption and easy to cause muscle strain.
injured joints, especially knees. Running will impact the knee joint and easily wear the meniscus.
damages the heart. When running a marathon, the heart needs to work continuously and with high intensity. In the long run, it will hurt the heart.
exercise willpower. Running a marathon is a great test of willpower. People without willpower or weak willpower can't run a marathon.
lose weight. Marathon running is an aerobic exercise that can consume body fat and lose weight.
enhance respiratory function. Running can exercise the heart and lungs and make the breathing function better.