The glans broke and red, there are two main reasons: First, suffering from glansitis, glans epidermal mucosa occurred the infection of pathogenic bacteria, the local resistance will be weakened, red and swollen mucosa off, there is exudation, and even ulcers. Secondly, it is caused by blunt and sharp injuries and excessive movements during sexual life. The main treatment methods are: first, abstinence for a period of time, not to have sex. Second, diet diversification, drink more water, eat more fruits and vegetables, light diet. The third, can take oral vitamin B, vitamin C and trace elements, such as zinc and selenium Bao or Kebel, is conducive to the repair of the epithelium of the glans. Fourth, often turn up the foreskin, wash with water or wipe with salt water, iodophor wipe dry, local application of Bactrim cream or erythromycin ointment to accelerate the repair of the glans skin.