Tag

Placebo

All articles tagged with #placebo

science11 days ago•29 min saved

Nocebo Unmasked: How Negative Expectations Shape Illness

Carol Tavris reviews Helen Pilcher’s This Book May Cause Side Effects, examining how negative expectations can produce real symptoms and influence medical outcomes. She highlights compelling examples (like statin side effects mirroring placebo) but critiques the book for overgeneralizing the idea that all illness can be worsened by nocebo and for lacking precise data in places. Still, she notes useful implications and strategies—reframing supposed side effects, emphasizing the majority who don’t experience them, and pursuing personalized informed consent—to counter the nocebo effect in clinical care.

via Skeptic|

#critical-thinking #nocebo #placebo

science20 days ago•6 min saved

Thinking Young Could Physically Rejuvenate Older Adults, Trial Finds

A trial with adults 75+ in Milan found that behaving as if they were younger (in a 1989-era setting) improved strength, balance, gait, and self-rated youth. While results are preliminary and under peer review, the findings support a mind–body link in aging and suggest that expectations and cultural narratives can influence physical aging.

via Indian Defence Review|

#aging #gerontology #mind-body

science-and-technology1 month ago•6 min saved

Mind over immunity: brain boosts vaccine response through positive expectations

A Nature Medicine study shows that positive expectations can enhance the immune response to vaccines, illustrating a neural mechanism behind the placebo effect and suggesting mind-over-matter strategies could improve vaccination efficacy.

via The Economist|

#brain #expectations #immune-system

health1 month ago•10 min saved

Wellness patches: trendy fix or real boost?

A tester reviews multiple wellness patches marketed for energy, sleep, focus, and cramps, finding little solid evidence they work; effects are largely placebo and vary by person and patch, with costs and ingredients under-regulated in many cases. The piece concludes patches are a cosmetic, “handbag health” trend rather than a cure-all, not a substitute for sleep hygiene or medical care.

via The Guardian|

#energy #health #placebo

science1 month ago•9 min saved

Brain reward cues boost vaccine antibody responses

A randomized trial provides direct human evidence that the placebo effect can shape humoral immunity: reward-related brain activity correlates with vaccine-induced antibody production, suggesting new ways to influence immune responses beyond the vaccine itself.

via Nature|

#antibodies #immunity #neuroimmunology

health-and-neuroscience4 months ago•68 min saved

Meditation Retreats Rapidly Reprogram Body and Mind, Study Finds

This study explores the neural and molecular effects of a 7-day mind-body retreat combining meditation, reconceptualization, and healing rituals, revealing significant changes in brain connectivity, neuroplasticity markers, metabolic pathways, immune responses, and exosomal RNAs, suggesting systemic physiological and psychological benefits beyond placebo effects.

via Nature|

#health-and-neuroscience #meditation #mind-body-interventions

health4 months ago•6 min saved

Ketamine No Better Than Placebo in Depression Study

A large, rigorous clinical trial found that repeated ketamine infusions do not provide additional benefits over standard inpatient care for major depression, with no significant differences in depression scores, cognition, or quality of life compared to placebo, highlighting the need for cautious clinical use and reevaluation of ketamine's efficacy.

via Neuroscience News|

#clinical-trial #depression #health

health5 months ago•5 min saved

RFK Jr. Calls for Placebo Testing on New Vaccines, Critics Argue Against Scientific Validity

RFK Jr. advocates for all new vaccines to be tested against placebos, but many experts argue this isn't always scientifically or ethically appropriate, especially when effective vaccines already exist. The debate centers on balancing rigorous safety testing with ethical considerations, as most childhood vaccines were historically tested against placebos, but modern standards often prevent placebo use when effective treatments are available.

via PBS|

#health #medical-ethics #placebo

health7 months ago•3 min saved

Expectations Influence Pain Perception

A brain imaging study shows that expectations influence pain differently depending on whether they are shaped by external cues or treatment information, with cues affecting pain-related brain activity more reliably than placebo explanations, highlighting the importance of how healthcare providers communicate with patients.

via Neuroscience News|

#brain-imaging #clinical-implications #expectations

health1 year ago•4 min saved

Placebos Found Effective for Some Mental Disorders

A meta-analysis of 90 randomized controlled trials involving nearly 10,000 adults found that placebos can significantly improve symptoms of various mental health disorders, including depression and anxiety. The study supports the ethical use of placebo controls in clinical trials and suggests that initial non-medication approaches may be viable for some patients. However, for disorders like OCD and schizophrenia, medication remains crucial. The findings highlight the importance of belief in treatment and the natural course of mental disorders.

via CNN|

#clinical-trials #health #medication

neuroscience1 year ago•4 min saved

"Imagination Proven to Reduce Disgust Better Than Placebo"

A study found that imagining taking a placebo pill is more effective at reducing visually induced disgust than actually ingesting a placebo pill. This novel approach to open-label placebo administration suggests significant potential for emotion regulation in both clinical and non-clinical settings.

via Neuroscience News|

#disgust #emotion-regulation #fmri

health2 years ago•5 min saved

"The Power of Belief: Unraveling the Placebo Effect"

Open-label placebos (OLPs) have gained attention in the medical community as a potential treatment for various conditions, despite the lack of a clear understanding of how they work. OLPs involve prescribing inert substances to patients, openly acknowledging that they are placebos. While the concept of the placebo response is not new, the use of open-label placebos has gained traction in recent years. Researchers have proposed several hypotheses for why OLPs may be effective, including the psychological impact of taking action, conditioned expectations, and the therapeutic encounter between the researcher and patient. Ultimately, the use of OLPs highlights the importance of hope and the patient's belief in the power of treatment.

via WIRED|

#clinical-trials #health #medical-treatment

health2 years ago•5 min saved

The Influence of Patient Belief on Depression Therapy Effectiveness

Patients' beliefs about their treatment, whether real or placebo, play a significant role in the effectiveness of neurostimulation treatments for conditions like depression and ADHD, according to a study analyzing five independent studies. The research found that patients' perceptions often had more impact on outcomes than the treatments themselves, with beliefs sometimes fully explaining the results, interacting with the treatment, or having no influence at all. The study highlights the need to consider and record patients' beliefs in clinical research, suggesting it could be a key factor in treatment efficacy across various medical fields.

via Neuroscience News|

#depression #health #neurostimulation

health2 years ago•3 min saved

The Ineffectiveness of Opioids for Back Pain: Landmark Trial and New Study Findings

A landmark trial has found that opioids are not effective in relieving acute low back or neck pain in the short term and may lead to worse outcomes in the long term. The study, involving 347 adults, showed no significant difference in pain scores between those who took opioids and those who took a placebo after 6 weeks. After 1 year, patients given the placebo had slightly lower pain scores, and those using opioids were at a greater risk of opioid misuse. The results suggest that opioids should not be recommended for acute low back or neck pain.

via Medscape|

#back-pain #health #misuse

health2 years ago•2 min saved

The OPAL Trial: Opioids No Better Than Placebo for Back Pain

A study conducted in Australia found that opioids are no more effective than a placebo in relieving low back pain. The study, which included 350 participants, showed that both the placebo and opioid groups reported similar pain levels over a six-week treatment period. The placebo group even reported slightly lower pain intensity. The findings highlight the need for alternative treatments for managing back pain, such as non-prescription pain medicines and heat application. The study's results are particularly relevant in the context of the ongoing opioid crisis in the United States.

via ABC News|

#back-pain #health #opioids