Why You Should Bring a Snack When Your Blood is Drawn

So I had something like 20 vials of blood drawn today - it's a good thing I brought a snack - here's why...

Here's the backstory:

My Weird Chronic Illness Story: Menopausal Gout? MS? Tick-Borne Disease?
https://rumble.com/vihs0z-my-weird-chronic-illness-story-menopausal-gout-ms-tick-borne-disease.html