损害孩子大脑，拉低智商的6个毒习惯：家长再难，也要帮孩子戒掉

Core Viewpoint - The article discusses six harmful habits that can negatively impact children's brain development and intelligence, emphasizing the importance of addressing these habits early on to support healthy growth and learning. Group 1: Sleep and Technology - Insufficient sleep affects children's memory, attention, and emotional processing abilities, with a recommendation of 9-11 hours of sleep for children aged 6-12 [5][6] - Over-reliance on electronic devices can impair the development of the prefrontal cortex, leading to decreased attention, planning, and self-control [7][10] Group 2: Physical Activity and Diet - Lack of physical activity can lead to decreased learning efficiency and motivation, while regular exercise promotes the growth of brain neurons and enhances learning capabilities [12][13] - Excessive consumption of sugary snacks can hinder the regeneration of neurons in the hippocampus, which is crucial for learning and memory [16][17] Group 3: Hands-On Activities and Emotional Environment - Children need opportunities to engage in hands-on activities to stimulate brain development; overprotective parenting can stifle this growth [19][20] - Frequent yelling and emotional stress can elevate stress hormones in children, negatively affecting their memory and attention [23][26] Group 4: Conclusion - Addressing these six harmful habits with love and wisdom is more effective than any educational toys or expensive tutoring, leading to healthier brain development and better future learning outcomes [27][28]