Aiyoo, memang common lah at that age, my son pun like that around that time, demam ni demam tu, stress betul! A few of my mum friends ada anak yang sama, they said it gets better around 2-3 years old when their immunity builds up. Best thing is make sure dia makan proper, tidur cukup, and lots of water, but honestly, kena jugak check with your doctor kalau demam kerap gila-gila, baka ada something else going on ke. Hang in there, momma, it's such a tough phase!