Lawrence Journal-World

Health department begins new COVID color code system; it shows we are halfway to point where mask mandate to be considered

A sign points to LMH Health's new drive-thru COVID-19 vaccination center on Tuesday, Dec. 15, 2020. The color codes are back. Douglas County’s COVID status is in a code yellow — the second of three ...
Healthline

Code Blue, Code Red, Code Black: Definition of Hospital Color Codes

Hospitals often use code names to alert staff to an emergency. Code blue means a medical emergency. Code red means fire or smoke. Code black typically means there is a bomb threat. Hospitals are the ...
Business Insider

As China lifts its coronavirus lockdowns, authorities are using a color-coded health system to dictate where citizens can go. Here's how it works.

As provinces and cities across China gradually roll back their coronavirus lockdown measures, authorities trying to prevent another outbreak are using smartphone software to monitor citizens' health ...