Men below the odor is heavier mainly for the following reasons: first, dampness, spleen deficiency dampness heavy man sweat secretion more, scrotum is the local area sweat gland distribution is one of the most dense human body surface skin, secretions more odor will appear. Secondly, the foreskin glansitis, common in the circumcision, prepuce long men. The foreskin scale inside the circumcision is the secretion of the glans surface and coronal skin, and the long-term secretion gathering will cause odor. Third, there is a part of the male lower body odor is due to urinary incontinence, commonly known as Lala urine. After the end of urination to lift the pants still have some urine residue, or slowly from the urethra outflow, resulting in the surface of the underwear or skin surface with urine residue, this time may be a urine smell, is the performance of odor.