Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Light exposure patterns in schizophrenia.

H Gerbaldo1, L Demisch, D P Cardinali

  • 1Department of Psychiatry, University of Mainz, Germany.

Acta Psychiatrica Scandinavica
|January 1, 1992
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Central gabaergic mechanisms as targets for melatonin activity in brain.

Neurochemistry international·2010
Same author

Melatonin reverses pinealectomy-induced decrease of benzodiazepine binding in rat cerebral cortex.

Neurochemistry international·2010
Same author

Neurotransmitter-controlled steroid hormone receptors in the central nervous system.

Neurochemistry international·2010
Same author

The deficit syndrome in first-admission patients with psychotic and non-psychotic disorders.

European psychiatry : the journal of the Association of European Psychiatrists·2009
Same author

Time-Dependent Effect of Melatonin on Glutamic Acid Decarboxylase Activity and CI Influx in Rat Hypothalamus.

Journal of neuroendocrinology·2009
Same author

Diminished serotonergic functioning in hostile children with ADHD: tryptophan depletion increases behavioural inhibition.

Pharmacopsychiatry·2008
Same journal

AI-Associated Psychotic Phenomena: Collect Before You Classify.

Acta psychiatrica Scandinavica·2026
Same journal

Developmental Trauma as a Prognostic Factor for Later Psychotic Disorder in an Adolescent Clinical Cohort: A 20-Year Follow Up Study.

Acta psychiatrica Scandinavica·2026
Same journal

The Prevalence of Obstructive Sleep Apnoea in Schizophrenia, Bipolar Disorder and Major Depressive Disorder: A Systematic Review With Meta-Analysis.

Acta psychiatrica Scandinavica·2026
Same journal

Use of Glucagon-Like Peptide 1 Receptor Agonists and the Associated Risk of Hospitalisation in Bipolar Disorder, From a Nationwide Cohort, 2009-2024.

Acta psychiatrica Scandinavica·2026
Same journal

Benzodiazepine Use and Mortality Risk: A Nationwide Cohort Study on New Benzodiazepine Users With a 5-Year Follow-Up.

Acta psychiatrica Scandinavica·2026
Same journal

Leveraging Family Genetic Risk Scores to Understand the Etiology of Suicidal Behaviors and Their Associations With Psychiatric Disorders.

Acta psychiatrica Scandinavica·2026
See all related articles

Bright light exposure in chronic schizophrenia patients correlated positively with anergia and negatively with depression. This suggests light exposure may influence specific symptom dimensions in schizophrenia.

Area of Science:

  • Psychiatry
  • Chronobiology
  • Environmental Psychology

Background:

  • Schizophrenia is a complex mental disorder with various symptom dimensions.
  • Environmental factors, such as light exposure, may influence psychiatric conditions.
  • Understanding patient behavior regarding light exposure is crucial for schizophrenia research.

Purpose of the Study:

  • To investigate spontaneous light exposure patterns in patients with chronic schizophrenia.
  • To determine the relationship between bright light exposure and specific symptom clusters in schizophrenia.

Main Methods:

  • Studied spontaneous light exposure patterns in a cohort of 10 chronic schizophrenic patients.
  • Quantified the percentage of exposure to bright light exceeding ordinary indoor illumination.

Related Experiment Videos

  • Correlated light exposure data with scores on the Brief Psychiatric Rating Scale (BPRS) subscores for anergia and depression.

    • Main Results:

    • Approximately half of the studied patients exhibited significant exposure to bright light.
    • A significant positive correlation was found between bright light exposure and the BPRS anergia subscore.
    • A significant negative correlation was observed between bright light exposure and the BPRS depression subscore.

    Conclusions:

    • Spontaneous bright light exposure is a relevant behavior in some individuals with chronic schizophrenia.
    • Bright light exposure appears to be associated with reduced depression and increased anergia in this patient group.
    • Further research is warranted to explore the therapeutic potential of light modulation in schizophrenia management.