It's very much normal,dont worry,give him time,he will soon start talking.

Dr my delivery was normal and not a premature baby.

Any problems faced by you at the time of delivery was the baby premature or any relevant thing which you would like to share so that I can guide you properly

<span style="color:#3B5998;"><b><a href="http://app.babychakra.com/article/1126">Learn about your child&#8217;s speech development milestones: Excerpts from a live chat with Speech therapist, Merzia - Part I</a></b></span>

Keep talking to the baby .. gradually will speak.. when put in the play group or outdoor play with other kids they speak ...

My baby is not speaking any word just mama and baba or dada.she is 19 months old.she always do mmm like sounds instead of speaking words.