The normal phenomenon of muscle pain the next day shows that the previous training has achieved results, and muscle fibers are reorganizing and becoming stronger. Methods: 0 1. If you feel sore the next day, you can go to the gym to exercise the painless muscles, so that the previously sore muscles can be relieved. 02. If you feel sore the next day, you can do aerobic exercise, which will help to restore your muscles and increase your muscle skills and cardiopulmonary function. 03. If you feel sore the next day, you can take a day off. Diet: Eating can increase the intake of fiber and objects in fruits.