See Ceecee News Today : Breaking News, Live Updates & Top Stories | Vimarsana

human behind the humor. thanks for joining us for "the whole story." i'm anderson cooper. you may have heard the u.s. surgeon general issued a warning that social media carries what he called a profound risk of harm to the mental health and well-being of children and adolescence. it's something all of us who are parents are worried about. because of a law passed in the mid-1990s, social media companies are shielded from almost all responsibility for the content their users post, no matter how untrue or harmful it may be. but now with billions of people online, the question is, have...

>> i hear you're an artist? >> yes. >> reporter: when did you start using social media? >> i started using it around 11, 12. i've had so many art accounts, but i've had my personal accounts where i would post pictures of me and my friends. >> reporter: are you hold enough to have accounts at that age? >> the actual age is 13. i was technically too young. you can lie about your age. you don't need any actual identity. >> reporter: ceecee had instagram because she asked her mom, and candace thought it was safe. >> her middle school at the time literally announced things on instagram. of course i...

Feeding tube and a wheelchair and my daughter was in that situation a good 15 times. >> reporter: and her daughter effectively chronicled that struggle in sketch books. >> this is a woman with her phone and this is being kind of like fed into her mind that -- it says lies on it. this is something i had done before any of the social media awareness. >> is it good? >> reporter: 16-year-old mark lives across the country from ceecee, outside los angeles. but in a way, they inhabited the same universe online. >> what's a matter? >> nothing. just having anxiety from eating. >> but you have to eat, y...

>> reporter: ceecee, too, has found it difficult to fully disconnect. do you still have social media accounts? >> i don't have instagram but i have senate chat and facebook. you almost feel like you have to have it in order to be included. >> reporter: eight out of ten american teens say social media makes them feel more connected to their friends' lives. about a third admit to spending too much time on the apps and more than half say it would be hard to give up. the long-term effects of all this usage on teens may not be known for years. but scientists like mitch and eva at the university of ...

There's the court. we're walking down -- let's see -- second and east capital. >> reporter: in february, the supreme court heard a case that would have a big impact on the fight being waged by people like see ceecee and candace and the people against the big social media companies. >> let's all of us line up -- >> reporter: this attorney hired line holders so his clients could get inside to hear the arguments. >> tammy has been a hero. >> reporter: at issue, a 27-year-old law called section 230. >> it dates from a time when tech or the internet was nascent, vulnerable to action that could bloc...