Oh yes, totally normal! Pregnancy hormones cause sebum production to go up, so body acne is very common, a few of us mums experienced it, especially on the chest and back area like you. The good news is it usually settles down after delivery, but in the meantime, gentle exfoliation, loose cotton clothes, and keeping the area clean and dry helps a lot. Avoid heavy creams yang menyumbat pores, and if you want something pregnancy-safe, Mama's Choice Face Wash is actually gentle enough to use on body acne too, made to be pregnancy-safe and really effective. But honestly, kalau dah banyak sangat atau irritated, sebaiknya check with your gynae or dermatologist to make sure apa treatment yang okay during pregnancy, okay?