Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Hanyar amenorrhea na lactation ya shafi amfani da rashin haihuwa na mace wanda ya faru bayan haihuwa kuma za'a iya tsawaita shi ta hanyar shayarwa. Wannan yawanci yana buƙatar kasancewar babu haila, shayar da jariri kawai, da yaro ɗan ƙasa da watanni shida. Ƙungiyar Lafiya ta Duniya ta ce idan shayar da jariri nono ne kawai yake ba shi abinci mai gina jiki, kashi biyu cikin ɗari na jaririn da ba zai iya haihuwa ba ne a cikin watanni shida na farko bayan ya haihu. Nazarin shida da ba a sarrafa su ba na masu amfani da hanyar amenorrhea na lactation sun sami ƙarancin gazawa a watanni 6 bayan haihuwa tsakanin 0% da 7.5%. Yawan rashin cin nasara ya karu zuwa 4<unk>7% a shekara guda da 13% a shekaru biyu. Ciyar da jariri da jariri, shan ruwa maimakon shayarwa, yin amfani da abin shan nono, da kuma ciyar da jariri da abinci mai ƙarfi duk suna ƙara yawan rashin nasararsa. A cikin waɗanda suke shayar da nono kawai, kimanin kashi 10 cikin 100 suna fara haila kafin watanni uku da kashi 20 cikin 100 kafin watanni shida. A cikin wadanda ba su shayar da nono ba, haihuwa na iya dawowa makonni hudu bayan haihuwa.  Tambaya: Wadanne watanni ne bayan haihuwa aka samu rashin cin nasara har zuwa kashi 7.5%?
Watanni 6