Eight months baby can't turn over, can't recognize people, can't reach out, normal?

8 months old baby does not roll, does not recognize people, does not reach out is usually abnormal phenomenon.

Usually, the baby will learn to roll in 3 to 6 months, in 6 to 8 months, has begun to recognize people, and try to reach out to grab objects. If the baby in the above stage, still does not learn to roll, and has not begun to recognize people or reach out, usually abnormal phenomenon, and generally related to developmental delay, motor function is backward.

Parents are advised to take their baby to the hospital pediatrics, seek professional help to determine whether there is developmental delay or other problems.