There isn't really any such thing as regular yoga. I do know that in the US, many people associate yoga with hatha yoga, which usually means that the focus is on the building blocks of poses and on stretching-type poses.
Inertia is resistance to change. You hate looking at people's feet and yet you stay in your job as a shoe salesman year after year.
Inertia is the tendency of an object to remain at rest or in motion. Newton's First Law of Motion states that an object will remain at rest or move at a constant speed in a straight line unless it is acted on by an unbalanced force. The effects of inertia can be felt every day.