What are the reasons why 5 babies cannot support their necks for a long time?

Patient's question:

No

Doctor's answer:

Hello, it is recommended to start training the child's head first. Generally, children cannot lift their chests off the bed surface, and in many cases, this is due to insufficient neck strength, so it is necessary to practice the child's neck. Training for support. Support training usually requires parents to perform support training for the child's elbows.