The lack of urination in adolescence may be due to prostate enlargement or urinary tract infection caused by masturbation. No morning erections and bad habits and urinary tract infections are related. 1. prostate hyperplasia: adolescence, if there is frequent masturbation and other behaviors, will cause congestion and swelling of the urinary system, may lead to prostate hyperplasia, hypertrophy caused by frequent urination, urinary symptoms, as well as the lack of morning erections. 2. urinary system infection: pathogenic bacteria infection caused by urethritis, cystitis, prostatitis, orchitis, epididymitis and other diseases, may also lead to the boy puberty urination, no morning erection symptoms. If there are bad habits should be actively corrected with dysfunction, you should promptly go to the hospital urology department for examination and early treatment.