Start Sex dating in benton pennsylvania

Sex dating in benton pennsylvania

Variance in size can often be attributed to de novo mutations.

Scientific studies have been performed on the erect length of the adult penis.

Most human penis growth occurs between infancy and the age of five, and between about one year after the onset of puberty and, at latest, approximately 17 years of age.

A statistically significant correlation between penis size and the size of other body parts has not been found in research.

The average size at the beginning of puberty is 6 cm (2.4 in) with adult size reached about 5 years later. In humans, the AR gene located on the X chromosome at Xq11-12 which may determine the penis size.

The SRY gene located on the Y chromosome may have a role to play.

Fears of shrinking of the penis in folklore have led to a type of mass hysteria called penis panic, though the penis legitimately can shrink in size due to scar tissue formation in the penis from a medical condition called Peyronie's disease.

Marketers of penis enlargement products exploit fears of inadequacy, but there is no consensus in the scientific community of any non-surgical technique that permanently increases either the thickness or length of the erect penis that already falls into the normal range.

The penis and scrotum can contract involuntarily in reaction to cold temperatures or nervousness, referred to by the slang term "shrinkage", due to action by the cremaster muscle.