Help make Alexa smarter on Alexa Answers. Sign in with Amazon


How do babies smile?

babies have a reflex smile they mimic your smile with until they're about 1.5 months old. Your baby's reflex smile will disappear then, and her first real smile will make an appearance somewhere between one and a half to 3 months (or 6 and 12 weeks) of life.

{{ relativeTimeResolver(1599325362343) }}

Points points 57
Rating 3

Similar Questions
Sign in to view all similar questions
Science 2 Answers

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world