Yes. [People are randomly developing phantom pain and other maladies. He's not going to pretend for the sake of her feelings.] MN Poisoning. Ten to one, those specks are our MN. Which I'm pretty sure are Medical Nanites or Nanomachines... maybe Nanobots. Tiny machines, medical purposes. Our blood is saturated with them, which means any crap they're pumping out while they're working is getting put directly into our systems - every system because your blood goes everywhere.

[He pricks himself again and squeezes out more blood, two more slides for himself.]