An mRNA vaccine works like a special set of instructions that tells your body how to make a pretend piece of a germ, but without using any real germ parts. Your body makes, then sees this pretend piece and learns how to protect you against the real germ. It’s like teaching your body to recognize and fight the germ without ever having to meet it for real.
Remember the COVID spike proteins? That’s what the vaccine is teaching your body about, not any actual viruses.
They also added a new definition for “very” to mean something other than, “factually”, or, “verifiably”.