Penis hard, the glans is not hard may be the penis spongy body damage, mental psychological factors, foreskin glansitis and other reasons. 1. Damage to the corpus cavernosum of the penis: when the corpus cavernosum of the penis is squeezed by external forces, it is easier to cause blood circulation to be impaired, and then there will be a hard penis, not hard glans. 2. Mental and psychological factors: if men have anxiety, depression, mental stress, etc., may also appear penis hard, glans not hard phenomenon. 3. circumcision and glansitis: when there is inflammation of the male glans, there may be symptoms such as glans edema and pain, which may lead to penile hardness and glans not hard. The appearance of hard penis, glans is not hard, you should go to the hospital in time, after the cause is clear, and actively cooperate with the doctor’s treatment.