Bete aapka sawal spasht nahi hai, fir bhi ye jaan lijiye ki periods ke shuruat mein iska aniyamit hona swabhavik hai lekin baad mein yeh takreeban 28 se 34 dino ke antral pe hoti hai, jo ki har mahila ke liye alag alag hota hai. Ok?. https://lovematters.in/hi/our-bodies/my-periods-are-irregular-what-should-i-do https://lovematters.in/hi/resource/menstrual-cycle Yadi aap is mudde par humse aur gehri charcha mein judna   chahte hain to hamare discussion board “Just Poocho” mein zaroor shamil ho! https://lovematters.in/en/forum