The ability of the mind / to control the body / is not only true / for great athletes.
Ellen Langer / is a psychologist / who is interested in / the mind-body relationship.
She studied / hotel housekeepers / who spent all day / at work / bending, / stretching, / and lifting.
Langer asked them, / “Are you physical active?” / they say no, / they did not / get much exercise.
Medical tests / agreed.
The housekeepers / had the same physical health / as office workers.
This result / did not make sense / to Langer.
The women / were getting / a lot of good exercise.
Why weren’t / they showing / any benefits?