kya aap jaanate hain ki hamen hichki kyon aati hai ?

Kisi se agar ye poochha jae ki kya unhen apni pahali hichki yaad hai to usake lie ye bataana ek na mumkin kaam hoga, kyonki hamaare paidaish se lekar aaj tak ham hichakee ka anubhav karate aa rahe hain. kya pata ye maa ke pet se hi chalti aa rahee ho to phir ye ek mystery ban gaya ki aakhir kyon ham hichki lete hain ya aatee hai ?
isake baare mein jaanana koi insan itihaas ke saboot janne jitana jaruri nahin hai par phir bhee scientist hamaare baap dada se mile sabooton se hee isaka pata lagaane kee koshish kar rahe hain.
hichki ke dauraan kya hota hai isako agar ham medikal bhaasha mein dekhen to is dauraan saans lene ke lie kaam mein aane vaali maansapeshiyon mein ek tej Sanjeedgi hota hai. aur isi tarah ki isaki ek mokhtalif process bhee hotee hai jisamen ek hee samay mein unheen maansapeshiyon ka istemaal saans chhodane ke lie kiya jaata hai. ismen zuban ka pichhala hissa aur munh ka upari hissa aage kee taraf badhata hai. jisakee vajah se hamaare vochal chords ek jhatake se band ho jaate hain.

scientists ne aage bataya ki is ke vikaas ke dauraan hamaare donon phephade jo paanee ko pamp karane ke lie hava ke saath gahara saans lete hain. univairsity of chicago ke mutaabik, insanon mein hichki ke aane ko ek alag saboot ke hisaab se bhee dekha ja sakata hai. ye bataaya gaya hai ki hichki ke aane ke liye hamaare dimaag mein ek trigar kaam karata hai. Guardian ke anusaar hamaare dayaphrm mein kisee bhee prakaar kee ainthan aane se  hamaare mastishk mein pai jaane vaale trigar se banne vaale elektrik signal ke kaaran hichki aana shuroo ho jaatee hai.
Amphibian bren stem bhee theek isee tarah ke signal nikaalatee hai lekin jo ki isakee Regular speed ko kantrol karate hain. hamaara body hamaare baap dada se hee hamen viraasat mein aur unase vikasit roop me mila hai. phir bhee saans lene ke saath-saath lazmi roop se yah ek ghatana to hotee hee hai.

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