The Health section: what the stats slot shows, and the battery readout, each when asked for. A face that shows neither gets no section, and so declares no health keys.
The per-section description, read for steps and battery.
The section, or null for a face that asks for neither.
The Health section: what the stats slot shows, and the battery readout, each when asked for. A face that shows neither gets no section, and so declares no health keys.