Changes

}}</ref> and speculated (2003) that the [[stretching]] of the [[frenulum]] by the rearward [[gliding action]] during penetration triggers [[ejaculation]].<ref>{{REFjournal

}}</ref> When the [[foreskin]] glides, all of the [[skin]] of the [[penis ]] moves, so stimulation of the [[Meissner's corpuscles]] in the [[skin]] ''occurs over the whole length of the penis''.<ref name="garcía-mesa2021">{{REFjournal

Taves (2002) reported that the presence and motion of the [[foreskin]] greatly reduces the force required for intromission of the [[penis ]] into the [[vagina]].<ref name="taves2002">{{REFjournal