Dan ini bukan cuma soal mandi.
67% ibu mengalami sakit pinggang setelah melahirkan.
Kenapa?
Angkat anak dari box bayi: membungkuk.
Ganti popok di kasur: membungkuk.
Ambil mainan di lantai: membungkuk.
Nyuapin anak di kursi rendah: membungkuk.
Rata-rata ibu mengangkat anaknya
50 kali sehari.
Bayi 3 kg? Gak berasa.
Toddler 12 kg? Itu kayak angkat galon.
50 kali sehari. Tanpa pemanasan.
Dan kita heran kenapa pinggang istri sakit.
Agree. It's not "who did it first", but that MHJ did a lot of research, probably involving trial and errors, to reach her conclusion and form her plan. It's like we all read and quote from journals when writing an academic essay. Originality is not either 0 or 100.