Treadmill Running Incline

treadmill
a mill that is powered by men or animals walking on a circular belt or climbing steps
An exercise machine, typically with a continuous belt, that allows one to walk or run in place
a job involving drudgery and confinement
an exercise device consisting of an endless belt on which a person can walk or jog without changing place
A job or situation that is tiring, boring, or unpleasant and from which it is hard to escape
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

running
The action or movement of a runner
An act of running a race
running(a): (of fluids) moving or issuing in a stream; "as mountain stream with freely running water"; "hovels without running water"
The sport of racing on foot
run: (American football) a play in which a player attempts to carry the ball through or past the opposing team; "the defensive line braced to stop the run"; "the coach put great emphasis on running"
run: the act of running; traveling on foot at a fast pace; "he broke into a run"; "his daily run keeps him fit"

incline
tend: have a tendency or disposition to do or be something; be inclined; "She tends to be nervous before her lectures"; "These dresses run small"; "He inclined to corpulence"
Make (someone) willing or disposed to do something
bend or turn (one's ear) towards a speaker in order to listen well; "He inclined his ear to the wise old man"
(esp. as a polite formula) Tend toward holding a specified opinion
Feel willing or favorably disposed toward (an action, belief, or attitude)
slope: an elevated geological formation; "he climbed the steep slope"; "the house was built on the side of a mountain"