Polar Treadmill

treadmill
a job involving drudgery and confinement
A job or situation that is tiring, boring, or unpleasant and from which it is hard to escape
an exercise device consisting of an endless belt on which a person can walk or jog without changing place
A device formerly used for driving machinery, consisting of a large wheel with steps fitted into its inner surface. It was turned by the weight of people or animals treading the steps
An exercise machine, typically with a continuous belt, that allows one to walk or run in place
a mill that is powered by men or animals walking on a circular belt or climbing steps

polar
having a pair of equal and opposite charges
diametric: characterized by opposite extremes; completely opposed; "in diametric contradiction to his claims"; "diametrical (or opposite) points of view"; "opposite meanings"; "extreme and indefensible polar positions"
The straight line joining the two points at which tangents from a fixed point touch a conic section
A variable binary star that emits strongly polarized light, one component being a strongly magnetic white dwarf
located at or near or coming from the earth's poles; "polar diameter"; "polar zone"; "a polar air mass"; "Antarctica is the only polar continent"