The groin soreness is commonly caused by the following reasons: first, lymphadenitis in the groin area, which is often caused by bacterial or viral infections, can generally be treated with anti-inflammatory treatment by drinking more warm water, taking some oral medication to clear heat and fire, and then eating cephalosporin antibiotics or penicillin antibiotics if necessary, and the symptoms can be gradually relieved. If conservative treatment is not effective, it is necessary to go to the hospital for blood tests and ultrasound for clarification. Secondly, inguinal hernia, which is caused by abdominal wall defect, will generally appear inguinal pain accompanied by swelling, need to go to the hospital for ultrasound and physical examination to clarify. If it is the disease, it needs to be treated with surgery in time, otherwise if it forms an incarcerated hernia, it can cause intestinal obstruction or even life threatening. Thirdly, varicocele, when suffering from this disease, can also lead to groin pain, which needs to be clarified by checking male reproductive ultrasound. In conclusion, if you have persistent groin pain, you need to go to the hospital in time to clarify the cause.