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Seems like there's a middle group: "subjects…were assigned a research arm based upon meeting one of the following criteria related to physical activity" directly precedes these groups.

I assume “daily tasks” has been defined before. Taking the trash to the curb or walking from bedroom to kitchen, daily task. Saving your client from drowning in dangerous rapids after they capsized, not daily task.

What warehouse worker is doing HIIT? I’m not saying they’re sedentary, but there is no way a warehouse worker is moving at the pace of a HIIT workout, let alone for an entire shift.

There’s no job on the plan outside of drug runner that requires you to actually “run”.

> There’s no job on the plan outside of drug runner that requires you to actually “run”.

Drug runners don't really run either, do they? But athletes do.