One of the physiological effects of watching TV in excessive amounts is eyestrain. Although there are guidelines for watching TV, however these do not prevent the eyes from getting tired if we constantly keep watching it.
Another adverse effect is obesity, which is thoroughly overlooked in people who like watching TV, and eating snacks everyday. The funny thing is that they actually have snacks for eating in front of the TV called “TV Dinners”. Since TV is without a doubt an extremely powerful machine, people can’t get away from it because it is so addictive.
Other than the physiological effects, TV also causes psychological effects. There are many psychological effects. The first result is being exposed to too much TV is more violence. After viewing these violent scenes on TV. People start contemplating violent actions as normal and they lose their responsiveness to their environment. Being aware of the suffering of other people causes people to become isolated. Hence, the personal communication among people declines. Being aware of the suffering of other people causes people to become isolated. Also, after coming home from work people plan to relax in front of the TV, and usually people prefer watching TV rather than talking to each other.
All in all, inventions are meant to be helpful for humans, if we know how to correctly benefit from them, however, television is not the case here.