The glans penis hurts when I touch it, but I'm not injured. What happened?

1, prepuce is too long, prepuce too

long refers to prepuce can not be fully opened to expose the glans, when prepuce is too long, glans in the skin by prepuce and other stimulation of inflammation, prone to pain.

2, urethritis

male suffering from urethritis, due to bacterial infection stimulation of the inner wall of the urethra inflammation, pain in the touch will feel uncomfortable, usually accompanied by urgency, pain in the urine.

3, glans

male suffering from glans inflammation due to pathogenic bacteria stimulation glans site will appear congestion edema, although the appearance is not damaged, but touch will feel uncomfortable.