7 harmful effects of watching TV you should know to prevent
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7 harmful effects of watching TV you should know to prevent

The current TV programs are increasingly diverse and attractive for all ages like entertainment programs, cartoons, movies, news … Finding a fascinating program for you will make you sit for hours in front of the TV and cause great harm to your health. So what are the harmful effects of watching TV?

According to a Netflix survey, 61% of 1,500 people regularly watch 2 to 6 episodes at the same time for a long time. The harmful effects of watching TV are known to cause obesity by increasing the risk of eating high-calorie foods and not moving the body to slow down metabolism.

Not stopping there, obesity also makes you more likely to have diabetes and complications to cardiovascular disease. You may also experience eye strain, headache, and memory impairment if you overuse TV watching.

Let's find out the health benefits of watching TV below to prevent health problems.

1. The harm of watching TV makes you obese

A common side effect of watching television is obesity. A 2003 study of over 50,000 middle-aged women for 6 years found that they were 23% more likely to get obese every 2 hours a day watching TV.

Research also shows that the harmful effect of watching TV on children is obesity in children with television in the bedroom. Children who watch excessive television also increase the risk of obesity in adulthood and middle age.

You should not leave the TV in the bedroom as this will increase your TV time and cause you to lose sleep. After 30 minutes of focused watching, you need to stand up to avoid sitting still.

To avoid weight gain, limit your intake of foods that are high in calories when watching TV, such as soft drinks, popcorn, biscuits, shrimp noodles, chocolate, bread …

2. Increased risk of diabetes

The harmful effects of watching TV make you diabetic

The harmful effects of watching TV can make you have type 2 diabetes and heart disease.

Research by the Harvard School of Public Health shows that you can increase your risk of type 2 diabetes by watching television for more than 2 hours a day. When your blood sugar rises and your metabolism is low, sitting too much increases your risk of cardiovascular disease.

If you suspect you have signs of diabetes, limit your intake of sugars and starches. You should also limit animal fat and increase exercise. In addition, you also need to have an annual health check to detect the disease early.

3. The harm of watching TV increases the risk of death

The harm of sitting for too long can increase your risk of premature death if you watch television for more than 3 hours a day. A study of more than 13,000 participants published in the Journal of the American Heart Association found that the harmful effects of watching TV put you at risk of premature death.

Adults who spend 3 or more hours a day watching television can double the risk of premature death compared to young people. This increased risk is related to age, gender and lifestyle factors such as smoking, obesity and diet.

You can make a rule with your family members to watch TV for less than 2 hours a day. Having a companion and self-discipline will help you limit TV viewing.

4. Reduce the number of spermatozoa for men

The harmful effects of watching TV reduce your sperm count

Men who watch TV a lot will reduce fertility. This conclusion was made after a small study by the Harvard School of Public Health that surveyed television and exercise habits on 189 men aged 18-22 in 2013.

People who watch TV 20 hours or more per week only have half the sperm compared to those who watch less. In contrast, men who exercise 15 or more hours per week in moderation to high intensity can increase sperm quality by up to 73% compared to those who do less.

Instead of spending hours and hours watching TV, invite your friends to exercise with you. The subjects that increase physical activity for men are running, cycling, gym … These useful physical activities not only increase your health but also increase sperm quality for men. .

5. The harmful effects of watching TV affect the brain

According to a 2013 study, children and adolescents watch television each week, which increases the risk of antisocial personality disorder or increased crime.

Some experts estimate that adolescents see more than 200,000 acts of violence on television, increasing violence and causing a number of situations such as fighting, robbery, etc. Adolescents can also be affected by behaviors on TV such as smoking, drinking alcohol, illegal drug use …

Adults who watch television a lot will also suffer from memory loss, physical health loss and depression.

Teens should engage in other engaging activities interspersed with watching TV like playing action games, brain games, solving puzzles, learning a new skill. You can also participate in recreational arts activities such as dancing, drawing, piano …

Instead of watching TV, you can relax in the evening with other ways such as listening to music, masking, body massage, cooking for family or going out to meet friends.

6. The harm of watching TV makes you suffer from eye strain

The harmful effects of watching TV make you tired

You will experience eye strain or eye problems if you watch television for hours or sit too close to the screen. Unregulated eyes when you focus too much on the screen will make your eyes dry, causing sore eyes and headaches.

When watching TV, you should blink often, roll your eyes around the room and then look away after 30 minutes so that your eyes are better regulated while avoiding eye strain.

If you feel yourself having a headache and squinting while watching TV, you should have your vision checked at eye clinics. These are signs that you are nearsighted because you do not know how to take good care of your eyes.

7. TV is harmful to people with colon cancer

A 2014 study found that too much television can affect the survival rate of patients with colon cancer.

The researchers investigated data collected by the US National Institutes of Health and analyzed further about 3,800 participants with colon cancer. Results showed that those who watched TV regularly for 5 hours or more a week had a 22% higher risk of death than those who did not watch more than 2 hours per week.

Research shows that individuals who spend 7 hours or more per week participating in leisure activities have a 20% lower risk of dying than those who do not participate. You can spend time to participate in healthy sports and recreation activities such as golfing, dancing, swimming, cycling, playing tennis, badminton …

The harm of watching TV can put you at risk of health, so you should not abuse this form of entertainment. If you find yourself focusing too much on TV shows, stand up and move again so your body is more active and healthy.


You may be interested in the topic:

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  • Children under 1 year old are not allowed to watch TV, contact smart devices

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Date Posted: December 30, 2019 | Last updated: December 30, 2019

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