S -Testo Testosteroni eli miessukupuolihormoni. Matala testosteronitaso voi aiehuttaa esimerkiksi voimattomuutta ja impotenssia. Let's change the world together Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window