Why are we testing vaccine's on our children?

thetyee.ca — "It really struck me we're testing these things on our children," said Paul. She's read a lot about the vaccine, she said, and she remains unconvinced it's a good idea. "It just confirmed a lot of my beliefs about the risks involved . . . To me the risk is greater than the benefit at this point. I just feel like it's a bit of a gamble."