The harmful effects of children watching too much TV

Buying a TV is now not a difficult thing in families. Some low-cost TV product lines are now also integrated with advanced technology. In addition to the benefits that televisions bring to users, there are also some harms if you watch too much TV, this will be harmful to health, especially for children, can be the cause of death. Below, will introduce you to some of the bad effects from letting children watch too much TV.

Increased risk of cardiovascular disease

Many parents today are often busy with work, so they let their children watch TV early to help them sit still, not running, jumping, or messing around. However, if you let your child watch TV more than 4 hours a day, it will increase the risk of cardiovascular diseases


Increased risk of obesity

If children watch TV continuously for 2 hours a day, do not move or be active during that time, the risk of obesity will also increase by 23%.

Increased eye diseases

Although TV manufacturers TCL, Sony, LG … have made improvements in image technology closest to nature, with active 3D quality, but the phenomenon of eye fatigue and myopia is caused by watching TV too much. much is unavoidable.

Effects on children’s sleep

Letting children watch TV before going to bed will stimulate their brains and limit the production of melatonin hormone, making it difficult for children to fall asleep when going to bed.

Increase your child’s risk of diabetes


The fact that children watch too much TV is also one of the causes that can increase the risk of type 2 diabetes in children if mothers let children watch TV for more than 2 hours a day.

Increased risk of asthma in children

It sounds quite strange but this is true, a study by scientists in the UK has shown that children who often watch TV for more than 2 hours a day have a higher risk of asthma than those who do not. Children rarely watch TV

Make children more aggressive

In young children, children often experience negative emotional effects while watching TV, which makes them more prone to anger, lack of control and often more aggressive behavior.

Decreasing children’s intelligence

When watching TV too much, the rate of change of images and sounds on the TV will reduce children’s ability to concentrate. At the same time, it causes negative effects on children’s intelligence and flexibility development.


Insomnia, fatigue

Watching too much TV will cause insomnia, making the body very tired, because focusing on the screen for too long can cause dizziness when standing up. If this goes on for a long time, it will cause negative effects on our health

Memory decline

According to a study by University College London, people who regularly watch TV continuously for 6 years have more memory decline than those who do not have the habit of watching TV. So parents should pay attention to limit children watching TV if they want to increase height quickly and effectively

Effects on children’s language development

Regularly watching TV makes children less communicative, which will gradually affect the child’s language development, make children communicate poorly, and the language used lacks richness and flexibility.

Affects brain development and behavior

TV shows can be educational, but watching too much can affect your child’s brain development, according to studies. The first few years of your child’s life are crucial for brain development.

  • Researchers found that long-term TV viewing can reduce cognitive abilities related to short-term memory, early reading, math skills, and language development
  • Another John Hopkins University study claims that toddlers who watch more than two hours of television a day can have behavioral problems.

Even educational programs like Sesame Street and Dora the Explorer are encouraged for preschool children.

Exposure to evils

You also may not have control over what your child watches on TV.

  • Early exposure to inappropriate content related to sex, alcohol, and drugs can raise many questions, the answers of which may be too complicated for them. The worst part is that early exposure can even cause them to have a distorted view of these factors.
  • Violence being portrayed as “positive” in superhero movies and the like makes them think violence is “okay”. So children who watch TV shows based on superheroes may begin to believe that violence is not bad.
  • It may even encourage violent and aggressive behavior in some children, which can be detrimental to their social development. In some children, this behavior may appear immediately, while in some children it may appear years later.

Impact on social development

Children who watch a lot of TV don’t have time to play or socialize.

Little or no interaction with peers can affect their social development. TV takes away the time they spend interacting with other children in their social circles, which can affect their knowledge and understanding of social behaviors and interactions.

Above are some harmful effects of children watching TV regularly. It is undeniable that watching TV can help children update their knowledge, good and useful experiences in life. However, when letting children watch TV, mothers need to pay attention to their children’s viewing time to ensure that children do not experience negative effects on health.