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Negative verbal suggestion

Negative verbal suggestion has been studied in 1 paper since 2026: 1 trial in people; 1 in the past year. The newest story, Oct 30, 2026: “Negative suggestions impair task performance in older adults”.

Intervention

1 paper studies it1 findingUpdated

See all 1

“post-hoc pairwise comparisons of the delta of trial-by-trial difficulty level trends between groups revealed significant differences between the Control and Nocebo groups, t(3315) = 3.735, p < 0.001”
Beyond expectations: nocebo suggestion affects cognitive performance in older adultsPsychological research2026doi:10.1007/s00426-026-02296-4

C, W, M, H: cells, worms or flies, mice, humans. Dark: independent labs found the same change there. Light: one lab or one study. Outline: nothing yet.

  • 1 lab in 1 country
  • Funder: University of Trento
  • Human trial1

Studies in people

1 study gave negative verbal suggestion to people and measured what changed.

What did studies of Negative verbal suggestion find?

1

Studies of Negative verbal suggestion measured 1 outcome; the most studied are cognitive function (1 study).

Cognitive function

downin humans1

1 study

  1. Negative verbal suggestion impairs cognitive function in humans.

    “post-hoc pairwise comparisons of the delta of trial-by-trial difficulty level trends between groups revealed significant differences between the Control and Nocebo groups, t(3315) = 3.735, p < 0.001”

    Human trialfour-minuten = 79

    Negative suggestions impair task performance in older adults

    Psychological research

Latest

Dec 2025: 0Jan 2026: 0Feb 2026: 0Mar 2026: 0Apr 2026: 0May 2026: 1Jun 2026: 0Jul 2026: 0Aug 2026: 0Sep 2026: 0Oct 2026: 0Nov 2026: 01 paper in 12 months
Psychological Research

Negative suggestions impair task performance in older adults

In an online randomized trial involving 96 healthy older adults, negative suggestions impaired task performance, while positive suggestions improved expectations but not…In an online randomized trial involving 96 healthy older adults, negative suggestions impaired task performance, while positive suggestions improved expectations but not performance.

Randomized trial · 86 peopleInterventions
Paper

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