Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Yakatanga kubvumirwa kushandiswa pakudzivirira kubata pamuviri muUnited States muna 1960, uye inzira yakakurumbira zvikuru yokudzivirira kubereka. Pari zvino zvinoshandiswa nevakadzi vanopfuura mamiriyoni 100 munyika yose uye nevanenge mamiriyoni 12 muUnited States. Kubva muna 2014, 15.6% yevakadzi vekuUS vane makore 15 kusvika 44 vakataura kuti vari kutora mapiritsi ekudzivirira kuberekwa, zvichiita kuti ive nzira inonyanya kushandiswa yekudzivirira pakati pevakadzi vezera iro. Kushandiswa kunosiyana zvikuru nenyika, zera, dzidzo, uye mugariro wokuroorana. Chikamu chimwe muzvitatu chevakadzi vane makore ari pakati pe16 ne49 muUnited Kingdom pari zvino vanoshandisa mapiritsi akabatanidzwa kana kuti mapiritsi eprogestogen chete.  Mubvunzo: Mapiritsi okudzivirira kubereka akatanga kubvumirwa kushandiswa rini muUnited States?
Makore 1960