1.Easy to waste a lot of time on the internet. You can start surfing, and then realize far more time has passed than you realized. Internet and television together of added to the more sedentary lifestyles of people which further exacerbates the obesity problem..
2.Children are becoming couch potatoes.
3.Spending lot of time online creates stress.
4.It creates mental sickness.
5.People get addicted to internet.
6.Though it has loads of useful informations,it has bad and unwanted informations that affects the children.
7.Hackers can use internet for identity theft