The color of the glans is not red and age, love to wear tight pants, sexual life too early or too often, excessive masturbation and other reasons have a certain relationship, the skin of the glans and other skin, often friction will lead to pigmentation, the color will be correspondingly darker, this is a normal physiological phenomenon, and will not produce serious consequences, so do not worry. In addition to these non-pathological factors, some diseases can also lead to changes in the color of the glans, such as glans white spots, will be due to the glans at the shape of the white spots appear so that the color of the glans is no longer red, glans white spots are generally the symptoms of glans circumcision, if it is infectious glans circumcision, it represents the glans infected with Candida albicans, trichomonas, chlamydia, mycoplasma and other bacteria, if not effectively treated for a long time It will also affect the prostate and sexual function, which may eventually lead to infertility and impotence, premature ejaculation, so it is recommended to go to the hospital in time.