انجمن های ذهنی و عاطفی رفتار بی ثبات و فعالیت بدنی با توسعه شناختی در سال های اولیه اندازه گیری شده است

Television viewing may be detrimental and physical activity, especially non-organized, may be beneficial for vocabulary in early years children. Future research with larger sample sizes and longitudinal and experimental study designs are needed to confirm these findings and determine the mechanisms.