Memang common la lepas bersalin, terutama kalau normal delivery, abdomen muscles relax dan spine kena carry extra weight during pregnancy, so recovery memang take time. Tapi honestly, sakit yang severe macam yours (especially naik pagi-pagi, takde relief) perlu check dengan doctor atau physiotherapist, sebab sometimes ada postural issues atau prolapse yang kena address properly, bukan just "tunggu je hilang". I had lower back pain lepas anak kedua jugak, tapi mine improve after proper physio consultation and switching posisi urus anak (like raising changing table, sitting with support masa lap anak), worth trying, tapi doctor check first, okay?