thumb|Omosessüalità La parola omusessüalitaa la definiss l'atraziun sessüala u afetiva de quaidün vers un olter de l'istess sess. La se desferenzia de l'eterusessüalitaa (atraziun vers l'olter sess), de la bisessüalitaa (atraziun vers tücc i sess), e anca de l'asessüalitaa (atraziun vers nissün sess). Ch'le definiziun chi reguardun la sfera de l'urientaziun sessüala ümana, e minga l'identitaa de gener, che la parved anca la transessüalitaa.
Int al ucident modern, di studi magiur i indica una prevalenza da 2% a 13% da la popülazion.ACSF Investigators (1992). AIDS and sexual behaviour in France. Nature, 360, 407–409.Billy, J. O. G., Tanfer, K., Grady, W. R., & Klepinger, D. H. (1993). The sexual behavior of men in the United States. Family Planning Perspectives, 25, 52–60.Binson, D., Michaels, S., Stall, R., Coates, T. J., Gagnon, & Catania, J. A. (1995). Prevalence and social distribution of men who have sex with men: United States and its urban centers. Journal of Sex Research, 32, 245–254.Bogaert, A. F. (2004). The prevalence of male homosexuality: The effect of fraternal birth order and variation in family size. Journal of Theoretical Biology, 230, 33–37. Fay, R. E., Turner, C. F., Klassen, A. D., & Gagnon, J. H. (1989). Prevalence and patterns of same-gender sexual contact among men. Science, 243, 338–348.Johnson, A. M., Wadsworth, J., Wellings, K., Bradshaw, S., & Field, J. (1992). Sexual lifestyles and HIV risk. Nature, 360, 410–412.Laumann, E. O., Gagnon, J. H., Michael, R. T., & Michaels, S. (1994). The social organization of sexuality: Sexual practices in the United States. Chicago: University of Chicago Press.Sell, R. L., Wells, J. A., & Wypij, D. (1995). The prevalence of homosexual behavior in the United States, the United Kingdom and France: Results of national population-based samples. Archives of Sexual Behavior, 24, 235–248.Wellings, K., Field, J., Johnson, A., & Wadsworth, J. (1994). Sexual behavior in Britain: The national survey of sexual attitudes and lifestyles. London, UK: Penguin Books. Norway world leader in casual sex, Aftenposten Sex uncovered poll: Homosexuality, Guardian
Un stüdi dal 2006 al sugestiunava che 20% da la popülazion al repurtava qual sentiment omosessual, anca se poch participant int al stüdi s'idientifiaress in tant che omosessual.McConaghy et al., 2006
Referenz
Articul in ligna Burr, Chandler. Homosexuality and biology. The Atlantic, June 1997, . An overview of recent research in layman's language. BBC News (Feb 1998): Fingerprints Study BBC News (Apr 1999): Doubt cast on 'gay gene' WebMD (March 2000): Pointing the Finger at Androgen as a Cause of Homosexuality BBC News (Oct 2004): Genetics of homosexuality James Davidson, London Review of Books, June 2, 2005, "Mr and Mr and Mrs and Mrs" – detailed review of The Friend, by Alan Bray, a history of same-sex marriage and other same-sex formal bonds
Categoria:LGBT Categoria:Orientament sessual