Currently, TV is a must in almost everyone’s life. However, TV can post a great threat to our health as well as bring us prescription glasses happiness. Following are four methods to watch TV that damage human eyes badly.
- Watching TV for a long time.
Someone spends several hours watching TV, In the event, it causes eyes fatigue, dry, vision falling, dazed and weak. Then you are suffering from televitis. It hurts your vision and eyes to watch TV for a long period of time. Some one once made an experiment, proving that after watching TV continuously for 4or 5 hours, one\’s eyesight will decrease by 30 percent. He can recover after a while. If watching Tv for too long, vision can’t be restored and will form long-term vision glasses online loss.
- Watch TV with light turned off
Many people prefer to turn off the light while they are watching TV. Eye experts point out that it is wrong, So, it is very easy for our eyes to get tired, It will affect your vision and even hurt your eyes over a long time.
- Changing channels cheap eyeglasses frequently when watching TV.
According to the latest investigation performed by concerned rearchers, it’s more harmful to your eyes to change the channel frequently than to watch TV for a long time. The color of TV screen changes suddenly from black to bright at the exact moment you change the channel, which results in eye irritation. You’d better close your eyes before changing channels, or blink more after the picture is fixed.
- Fifthly, watching TV on the bus:
Nowadays, TV sets are everywhere, on the street, and even on buses so that travelers can watch TV to pass the time. Normally, it is a good service . However, watching TV in a car will cause his eyes swell and dry, and even appear dizziness, nausea, vomiting, and other adverse symptoms.
Therefore, in order to maitain your eyes\’ health, please quit said bad habits.