Let's talk data about the development of adult male genitalia.

When men reach adulthood, their sexual desire will increase to a certain extent. Although it may be that men are "naturally lustful", this is indeed a manifestation of the maturity of the male reproductive system. Moreover, during this period, it is the best time for men to have sex. Today, the editor will analyze the development of adult male genitals.

Penile development:

The normal length of an adult male's penis is 5-10 cm and its circumference is 6-9 cm, while its length after erection can reach 13-15 cm and its circumference is 9-12 cm.

The length and size of a man's penis are affected by many factors, including age, development, physical condition, region, ethnicity, race, etc. The development of the penis is sometimes affected by physical condition, and obesity or thinness can have adverse effects on it. In addition, the length of the penis of the same person is not constant. When it is cold, nervous or extremely tired, the penis will also shorten. Generally speaking, the smaller the penis, the higher the enlargement ratio after erection.

Testicular development:

The testicle is the most important reproductive organ of men, and plays an important role in producing sperm and secreting male hormones. Some men find that their testicles are not exactly the same size, which is normal. Generally, the right testicle is slightly larger than the left. In my country, the average size of the left testicle of adult men is 3.3 cm × 2.27 cm × 1.7 cm, and the average size of the right testicle is 3.38 cm × 2.37 cm × 1.78 cm.