Do placebos alter sleep?Br Med J 1976; 1 doi: https://doi.org/10.1136/bmj.1.6003.195 (Published 24 January 1976) Cite this as: Br Med J 1976;1:195
- K Adam,
- L Adamson,
- V Brezinová,
- I Oswald
Deliberate suggestion that an inert capsule was a sleeping pill was found not to influence subjective ratings of sleep quality or anxiety or the electrophysiologically recorded features of sleep in 10 volunteers aged 41-62 years.