Results 81 to 90 of about 4,447 (179)

The nocebo effect as a source of bias in the assessment of treatment effects [version 2; peer review: 1 approved, 2 approved with reservations]

open access: yesF1000Research, 2019
The term nocebo effect refers to the harmful outcomes that result from people’s negative beliefs, anticipations, or experiences related to the treatment rather than the pharmacological properties of the treatment.
Karolina Wartolowska
doaj   +1 more source

Adverse Events of Saffron (Crocus sativus L.): Systematic Review of Current Evidence

open access: yesHealth Science Reports, Volume 9, Issue 5, May 2026.
ABSTRACT Background Crocus sativus L., commonly known as saffron, is a widely used spice with a rich history of culinary and medicinal applications. This systematic review aims to compile human data from studies on monopreparations of C. sativus, including stigma powder and other extracts, to evaluate their safety.
Fatemeh Sadat Hasheminasab   +3 more
wiley   +1 more source

The impact of contextual factors on nursing outcomes and the role of placebo/nocebo effects: a discussion paper

open access: yesPAIN Reports, 2019
. Introduction:. Placebo and nocebo effects represent one of the most fascinating topics in the health care field. Objectives:. the aims of this discussion paper were (1) to briefly introduce the placebo and nocebo effects, (2) to elucidate the ...
Alvisa Palese   +3 more
doaj   +1 more source

Nocebos in migraine

open access: yes, 2023
Abstract In clinical trials, the adverse events (AEs) reported by individuals treated with a placebo are referred as nocebo responses. These are attributable to the nocebo effects plus a set of other variables (e.g., the natural history of the medical condition in question) and random comorbidities that may occur during the time of ...
openaire   +1 more source

Nocebo and pain: an overview of the psychoneurobiological mechanisms

open access: yesPAIN Reports, 2017
. Introduction:. Nocebo effects are defined as adverse events related to negative expectations and learning processes that are involved in the modulation of the descending pain pathways.
Maxie Blasini   +3 more
doaj   +1 more source

Negative expectations (nocebo phenomenon) in clinical interventions: A scoping review

open access: yesJournal of Education and Health Promotion
Unpredictable, undesirable, and confusing reactions in the face of psychological or medical interventions make the clinical presentation more complicated and may represent clinically unexplained symptoms and also disturbed the doctor–patients ...
Hamid Nasiri-Dehsorkhi   +3 more
doaj   +1 more source

Neural mechanisms underlying placebo and nocebo effects in tonic muscle pain

open access: yesNeuroImage
Pain is a highly subjective and multidimensional experience, significantly influenced by various psychological factors. Placebo analgesia and nocebo hyperalgesia exemplify this influence, where inert treatments result in pain relief or exacerbation ...
Min Chen   +9 more
doaj   +1 more source

Placebo and nocebo

open access: yesPathos, 2009
Over the past two decades the placebo and nocebo effect has shifted from being a nuisance in clinical research to a promising model of an emerging neuroscience of mind-brain-body interactions. In fact, the interest in and the success of placebo research resides in its multifaceted meaning, which involves key issues in modern science - from neurobiology
openaire   +3 more sources

Placebo and the law of identification

open access: yesFrontiers in Psychiatry
Thousands of essays and studies have been published on placebo and nocebo. Yet, despite this plethora of information, we are not much closer to a comprehensive understanding of the fundamental mechanism producing placebo and nocebo effects than we were ...
Steve F. Bierman   +2 more
doaj   +1 more source

Beyond expectations: nocebo suggestion affects cognitive performance in older adults. [PDF]

open access: yesPsychol Res
Barbon A   +4 more
europepmc   +1 more source

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