Sedentary testicular pain may be caused by varicocele, orchitis, prostatitis and so on. 1. Varicose veins of the spermatic cord: due to the tortuous expansion of the veins in the spermatic cord, resulting in poor venous return in the spermatic cord, causing the symptoms of testicular distension and pain, especially after a long period of sedentary or standing, the symptoms of testicular pain are more obvious. 2. Testicular inflammation: Inflammatory reaction of the testicles caused by bacterial and viral infections will cause testicular pain, redness and swelling of the scrotal skin, and testicular pain will be aggravated after sedentary activities. 3. Prostatitis: due to overwork, long-term alcohol consumption, too frequent sex, excessive masturbation, etc., leading to pathogen infection, causing prostate inflammation reaction, often manifested as pelvic sacral pain, urinary abnormalities, sexual dysfunction, testicular pain and other symptoms, sedentary or standing for a long time, the pain will be aggravated. Sedentary testicular pain, can also be seen in other causes, it is recommended to improve the corresponding examination in a timely manner to the hospital, such as scrotal ultrasound, blood tests, etc., a clear diagnosis, according to the specific circumstances, under the guidance of the doctor, treatment.