The glans has white color when rubbed by hand, usually caused by secretion, due to the patient’s foreskin is not timely cleaning of the dirt left behind, long time to rub by hand there will be white secretion. So the foreskin must pay attention to hygiene, it is best to wash with water once a day. There is also because the foreskin block, resulting in dirty things can not be discharged in a timely manner, the accumulation of long-term dirt will appear this situation, if this is often, it is best to surgical treatment of circumcision, do circumcision. At the same time, we should also pay attention to is not caused by inflammation and infection, the glans is bacterial infection will also appear white secretion, and often accompanied by red spots, pain and some of these symptoms, need to go to the hospital to the secretion of the examination, clear cause of the disease after the best choice for the use of medication.