Riddle Me This!

I wear a special suit, I go to places not many people go. I have to carry oxygen tank with me.

I have to be quiet where I work. I record reading materials and other sources. People go to the place I work at to find information.

I work in a hospital but I can't treat patients. I usually work behind counters.

I work with kids, and sometimes big kids too. I can do a lot of things. I share knowledge and information with them.

I work on a moving vehicle. I help the passengers with their things. The vehicle runs on a special track.

I work with animals. I make sure they're cared for. Sometimes I get visitors.

I do researches and make important discoveries. I help people with the new information I gained.

I usually work with my laptop. I create imaginary worlds and people. Sometimes I use pen and paper.

I work behind a bar but I don't make alcoholic drinks. Sometimes I do art too.

I have many supplies. I work everywhere. I keep places clean and tidy.

I am on my computer most of the time. I work when my client asks me too. I create posters and banners for them.

I train everyday and eat healthy food. I help people keep their body fit.