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DO GAY MEN HAVE LOWER TTOSTERONE?
Louis have found that young men who are pre domantly or exclively homosexual generally have lower levels of the male sex hormone ttosterone their blood than do young hetero sexual scientists said uld not be termed om the fdgs whether the hormone differenc were a e or an effect of, they agreed, the fdg adds strong new evince to small but growg body of re cent rearch challengg the tradnal view that sexual orientatn is a purely social and psychologil recent improvements bchemil assay methods, re peated attempts to fd phys logil differenc between heterosexuals and homosexuals failed. Comparison of SamplgsThe fdgs are based on sample of 30 male homosexual llege stunts who were terviewed and classified ac rdg to a standard sle of the gree of homosexualy vised years ago by a pneer sex rearcher, Aled Ksey. They were pared wh fd gs a group of 50 hetero sexual mal of the same homosexuals were rated acrdg to the followg five‐ group Ksey sle system:¶Predomantly heterosexual but more than Incintally homosexual¶Equally hetero‐ and homo sexual¶Predomantly homosexual but more than cintally heterosexual¶Predomantiy homosexual but only cintally hetero sexual¶Exclively average ncentratn of ttosterone i the blood of the heterosexuals was found to be 689‐billnth of a gram per 100 cubic centimeters of parison, men who were judged to have been ex clively homosexual through out their liv had an average of about 40 per cent as much ttosterone their blood.
Men who were predomantly homosexual but who had ci ntal heterosexual experienc had hormone levels about 54 per cent of the heterosexual Kolodny said the dif ferenc were large enough to be statistilly signifint.
A number of the homosex uals whose sex liv were ls nsistently„ homosexual had slightly lower than normal t tosterone levels but the differ enc were not large enough to be signifint.