Hypnosis was also popular as a means for gaining information from people about their past experiences , but like ' truth ' drugs really only served to lower the threshold of suggestibility .
The patient would speak easily but not necessarily truthfully .
Hypnosis was also popular as a means for gaining information from people about their past experiences , but like ' truth ' drugs really only served to lower the threshold of suggestibility so that the patient would speak easily but not necessarily truthfully .