English: Real-time demonstration of the process of spontaneous nocturnal penile tumescence. The subject is a 27-year-old healthy circumcised Caucasian male who is asleep during the video. At the beginning of the video, his penis is flaccid; during the process of tumescence, it becomes erect. According to the Wikipedia page on NPT, "All men without physiological erectile dysfunction experience nocturnal penile tumescence, usually three to five times during the night, typically during REM sleep. NPTs are believed to contribute to penile health." The tumescence process in this video can be compared with the subject's normal erection process while awake.
an saothar seo a roinnt – an saothar seo a chóipeáil, a dháil amach, agus a tharchur
an saothar seo a athmheascadh – an saothar seo a oiriúnú
Ach amháin má leantar na coinníollacha seo a leanas:
sannadh – Ní mor creidiúint a thabhairt leis an saothar, faoi mar a shonraigh an údar nó tabharthóir an ceadúnais (ach ná húsáid modh a thugann le fios go thacaíonn sé/sí tú féin nó an úsáid a bhaineann tú as an saothar).
comhroinn araon – Má athraíonn tú nó síneann tú amach an saothar seo, ní féidir é a dháileadh ach amhaín faoin gceadúnas céanna nó ceann cosúil leis an gceann seo.