this is brinely davidson.n this video you're looking at her give an >> 4 years old and mom only has to help >> in a way i think she's less scared because she does it herself. when the doctor comes in, that's scary. has he a needle and he's in control of you. she's in control so it's less scary. >> her mom captured the video and spread it because she wanted her story to affect other young people that might be dealing with a similar daily situation to help other kids feel great. >> you did such a good job. >> i hope you feel better. don't get sick anymore. we're doing this so you can see how i be brave. >> you are brave. maybe this will help some other kids. >> every kid goes to the doctor now is like, can i take care of that. >> doc, i got this. give it to me. >> brinly even has a facebook page where people can go and comment about how they have been inspired by her video. as you can see, she's already impacted lots of people. >> okay. say bye. >> bye. >> she's headed out to make a snow angel in her bikini. you