It's okay to move for someone.
Jeff was on a fully occupied bus when he saw an older woman get in.
Jeff wants to get to his destination.
Jeff gets out of his seat to let the older woman sit down.
Jeff continues to sit while the older woman stands in the aisle.
The pains and aches in the woman's legs start to subside when she takes a seat.
The pains and arthritis in the woman's legs get worse from standing for such a period of time.