Ka taƙaita labarin:  Wannan tsohuwar damuwa ce ga maza a dukan duniya. Yanzu, duk da haka, masana kimiyya sun bayyana abin da ake la'akari da 'al'ada' don girman azzakari da tsawonsa. Matsakaicin tsawon azzakari mai tsayi shine inci 5.2 (13.12 cm), sun gano. A halin yanzu, matsakaicin tsawon azzakari mai laushi ya kai inci 3.6 (santimita 9.16) da inci 5.2 (13.24 cm) lokacin da yake laushi amma ya shimfiɗa. Kuma idan ya zo ga girmanta, matsakaicin girmanta yana da inci 11.66 kuma inci 9.31 lokacin da yake da rauni. Binciken na Burtaniya ya kuma gano cewa akwai karamin alaƙa tsakanin tsayin azzakari da tsayin mutum. Matsakaicin tsawon azzakari mai laushi ya kai inci 3.6 (9.16 cm) da inci 5.2 (13.24 cm) lokacin da yake laushi amma ya shimfiɗa, masu binciken sun gano (hoton fayil) Masu binciken sun ce zane-zanen da suka zana, wanda ke nuna rarraba girman azzakari, zai taimaka wa likitocin da ke magance cututtukan jiki (BDD), mummunan damuwa da ke da alaƙa da hoton jiki. Binciken na iya taimakawa wajen ba da shawara ga maza da ke damuwa game da girmansu, ko tare da bincike kan yadda gazawar kwaroron roba ke da alaƙa da girman azzakari da kewaye. Wasu maza suna damuwa game da girman azzakarinsu, kuma waɗanda suke damuwa kuma suna baƙin ciki sosai za a iya cewa suna da ciwon BDD. Masu binciken sun kirkiro jadawalin (ko nomogram) wanda ke nuna rarraba girman azzakari tsakanin maza na kowane zamani da kuma tsere da yawa. Binciken ya hada da nazarin 17 na maza 15,521 wadanda suka yi amfani da ma'aikatan kiwon lafiya don auna girman azzakari ta hanyar amfani da tsari na yau da kullun. Kafin wannan binciken, babu wani tsari na yau da kullun game da waɗannan matakan, kuma babu wani yunƙuri na ƙirƙirar nomogram wanda ke nuna rarraba girman. Babban marubucin Dr. David Veale daga Cibiyar Kula da Lafiyar Jiki, Ilimin Hauka & Neuroscience (IoPPN), Kwalejin King ta London da Kudancin London da Maudsley NHS Foundation Trust, sun gaya wa MailOnline: 'Maza suna kwatanta kansu a cikin ɗakunan sutura da batsa a kan intanet kuma suna gaskanta cewa sun fi ƙasa. 'Wasu maza sun kasance masu lalata da abokan jima'i game da tsawo. 'Akwai maza da yawa da suke...
Masana sun kirkiro jadawalin da ke nuna rarraba girman azzakari. Matsakaicin azzakari mai laushi yana da inci 3.6 (santimita 9.16), binciken ya nuna. Wannan ya kai inci 5.2 (13.24 cm) lokacin da aka shimfiɗa amma har yanzu yana da kyau. Masu bincike sun gano karamin alaƙa tsakanin tsayi da tsawon azzakari. Shafuka na iya taimakawa likitoci wajen magance cututtukan jiki, in ji masana.