1. Irregular diet and lack of nutrition: If children often eat junk food, candy, snacks and other foods with high calorie and low nutrition, it will lead to obesity, tooth decay and decreased immunity.
2. Lack of exercise: If children sit in front of the computer or watch TV for a long time and lack physical exercise, it will easily lead to obesity, myopia, muscle atrophy and other problems.
3. Insufficient sleep: If children often stay up late or have poor sleep quality, it will affect their physical development and immunity, leading to problems such as inattention and decreased academic performance.
4. Smoking and drinking: If children are exposed to alcohol and tobacco prematurely, it will cause serious harm to their health, including respiratory diseases and nervous system problems.
5. Addicted to electronic products: If children are excessively addicted to electronic products such as mobile phones and tablets, it will affect their eyesight, mental health and social skills.
6. Disrespect for others: If children lack the awareness of courtesy and respect for others, they will easily conflict with others, which will affect interpersonal relationships and social adaptability.
7. Lack of self-discipline: If children lack self-discipline and self-discipline ability, it is easy to develop bad habits, such as playing truant and fighting.