Typically 6 to 8 weeks.
Typically 6 to 8 weeks.
The first real social smile usually appears around 6 to 8 weeks, in response to your face or voice.
Ranges are wide and most variation is normal. If you're worried, ask your pediatrician.
Every baby is different. These are typical ranges for healthy, full-term babies, not targets. The easiest way to know your baby's normal is to track a couple of weeks and look at the pattern.
Thungu is a baby-tracking bot, not medical advice. If you're worried about feeding, weight, sleep, or development, talk to your pediatrician.