> Isn't it kind of alarming to hear a government say, hey, our own scientists haven't approved this, but we want to inject it into your body anyway?

This isn’t what is happening - the scientists are encouraging you to get the vaccine too.

Full approval requires a lengthy amount of time because usually things are being tested outside of a crisis.

I think a lot of comments are missing that this is a public health crisis which has killed nearly 700,000 Americans. A crisis calls for rapid action.