Flaccid and erect penis. The penis contains two cylindrical, sponge-like structures (corpora cavernosa). When a male becomes sexually aroused, nerve impulses increase blood flow to both cylinders.

Although the head (or glands) of the penis is very sensitive to touch, touch alone does not bring about an erection.The epicenter responsible for such essential arousal is …

As with any other bodily attribute, the length and girth of the penis can be highly variable between mammals of different species. In many mammals, the size of a flaccid penis is smaller than its erect size.

The average size of a penis is different in every country due to natural genetic variations. Both the length and the girth (circumference) of the penis need to …

From edge of cup to tip of penis = 5 inches From base of scrotum to tip of penis = 3.25 inches From the top of the penis/cup to the base bottom of the testicles = 5 inches

This section is devoted for publishing various penis pictures including such sections as small and big penises as well foreskin and other …

The RJx Extender is a new (3in1) penis extender that actually works to get you the needed gains.

When erect, average penis size swells to 5.2 inches in length and 4.6 inches in circumference.Penis size is one of the most common sources of insecurity for men.

photos: This site contains research information on penile erections. It also contains photos of erect penises. The text information is not …

An adult penis with an erect length of less than 7 cm or 2.76 inches but otherwise formed normally is referred to in a medical context as having the micropenis condition.