Aw congrats sa baby mo! At 8 days old, your newborn should be pooping several times a day, usually around 2 to 5 times or even more, especially if breastfeeding, kaya don't worry if nakikita mo siya nag-poop after almost every feed. The color and consistency will change din from the dark meconium (ang unang poop) to greenish then yellowish, so that's all normal and a sign na kumakain ng baby mo ng maayos.