We all know that sitting for hours of screen time is bad, but can we fix it?

I think a lot of us don't realize how much pain we live in because of our interactions with computing.

Ultimately, it's a culture change.

NPR's Body Electric, a special interactive series investigating the relationship between our

tech and our bodies.

Listen in the Ted Radio Hour feed wherever you get your podcasts.

I always had this drive to work with youth that didn't have the same opportunities

as others because I was that youth went through like a lot of

bullying and a lot of biases and slurs about my race and you know I had spent my

entire senior year in university studying cases like why do young people

Commit murder and it's usually because they sit in a lot of pain in themselves and I've always had so much empathy for kids that have

gone through so much trauma and harm and then they get treated with so much

punishment in life, whether that's in the criminal justice system or in our school system,

they never get a chance to get healed.

This was the work I always wanted to do.

I just never thought I'd be doing it in my brother's name.

My brother was working at a pizza place and he went to go deliver the last pizza of the night and he was surrounded

by a group of four gang members and they had called in a pizza order to a bogus address.

When he was heading back to his car, they ambushed him and one bullet took my brother's life.

It was a 14-year-old boy that took Tharks' life. It was a 14-year-old boy that took Tharic's life.

14-year-old Tony Hicks was the youngest person in California to be tried as an adult for murder for the murder of Tarekamisa.

In an extraordinary act of forgiveness and reconciliation, Tarek's father, Azim Camisa,

...