Abdominal soreness after practicing core is generally considered to be the accumulation of lactic acid in the abdominal muscles after workout. You can relieve and improve the symptoms through general treatment, physical therapy, medication and other methods, the specific analysis is as follows: 1. General treatment: first of all, patients need to pay attention to rest, to avoid the core exercise again, the abdominal muscles caused secondary damage, aggravate the symptoms of soreness. 2. Physical therapy: patients can promote abdominal blood circulation through hot compresses, massage and other physical means, to promote lactic acid discharge, thereby relieving abdominal pain symptoms. Infrared rays, ultra-short wave and other physical therapy can also be carried out. 3. Medication: Generally, it is not recommended to take medication, but only to take analgesic drugs, such as etoricoxib tablets, when the patient’s pain is unbearable. The use of the above drugs should be under the guidance of a doctor, and it is recommended that the patient consult a doctor in a timely manner for standardized treatment.