You’re sitting there feeling totally fine… and then they say it’s time for a vaccine.
And you’re like… wait, why now? Nothing is even wrong.
So why would your body need a shot before you’re sick?
What is a vaccine actually doing inside you?
Is it putting something in your body… on purpose?
And if it’s harmless, why do you sometimes feel weird after?
It starts to feel like your body is preparing for something.
But preparing for what, exactly?