#AskTheExpert My baby is 8month old ...he crawls and stand by holding objects but doesn't try to sit on its own.....when does he start sit by himself and how can I help him?

A. hi j give plenty of playtime on the mat. maintain hydration and nutritious diet. give Sunlight exposure daily. make sure baby is eating well baby will sit by 7 to 9 months then will try to move by some means. Crawling methods also may differ.