Almost all hospitals use a wrist-band of some kind with your name and details on it.

So you have certain margins of operating which would be in this band and your alarm set points kind of trigger you to keep within your operational limit and you can restore to steady state operation.

Another source says Mason "still wears grungy old band t-shirts and hoodies and disgusting flip-flops" and doesn't seem like he's "turning into this snazzy, d-baggy CEO kind of guy."