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

Human cortical rhythms during visual delayed choice reaction time tasks. A high-resolution EEG study on normal aging.

Claudio Babiloni1, Fabio Babiloni, Filippo Carducci

  • 1Dipartimento di Fisiologia Umana e Farmacologia, Università La Sapienza, P. le Aldo Moro 5, 00185 Rome, Italy. claudio.babiloni@uniroma1.it

Behavioural Brain Research
|June 29, 2004
PubMed
Summary

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

Associations of daily step counts with cognitive, clinical, and resting-state electroencephalographic measures in patients with cognitive decline due to Alzheimer's disease.

GeroScience·2026
Same author

Glymphatic clearance as revealed by diffusion tensor imaging along the perivascular space (DTI-ALPS) is associated with Alzheimer's disease neuropathology and periodic rsEEG alpha rhythms in mild cognitive impairment participants.

Alzheimer's & dementia (Amsterdam, Netherlands)·2026
Same author

Abnormal periodic and aperiodic resting-state electroencephalographic markers in Lewy body and Alzheimer's diseases with cognitive decline.

GeroScience·2026
Same author

Source-space EEG alpha activity reveals brain age gaps due to neurodegeneration and disparity.

Communications biology·2026
Same author

Impaired event-related theta spectral coherence in emotional facial expression processing in neurodegenerative disorders.

Frontiers in human neuroscience·2026
Same author

Wavelet event-related EEG phase coherence as a discriminant biomarker of the cognitive status in Parkinson's and Lewy body disease.

Frontiers in human neuroscience·2026

Aging is associated with reduced brain activity in key neural circuits. This study shows elderly individuals exhibit weaker theta and alpha electroencephalographic rhythms during memory tasks compared to younger adults.

Area of Science:

  • Neuroscience
  • Cognitive Aging
  • Electroencephalography (EEG)

Background:

  • Neuroimaging studies on aging necessitate simple tasks for reliable performance.
  • Event-related desynchronization (ERD) of theta and alpha rhythms are key EEG markers.

Purpose of the Study:

  • To investigate age-related differences in theta and alpha ERD during simple memory tasks.
  • To identify neural correlates of cognitive aging using EEG.

Main Methods:

  • Two delayed choice reaction time tasks were administered to young and elderly subjects.
  • Electroencephalography (EEG) was used to measure theta (4-6 Hz) and alpha (6-12 Hz) ERD during task performance.

Main Results:

  • Both young and elderly subjects performed tasks with >95% accuracy, though young adults performed significantly better.

Related Experiment Videos

  • Theta and alpha ERD were observed in both groups during the delay period.
  • Elderly subjects showed weaker fronto-parietal theta and parietal alpha ERD, and negligible frontal alpha ERD compared to young subjects.

    • Conclusions:

    • Aging is associated with reduced involvement of hippocampal-cortical and thalamo-cortical circuits.
    • These neural changes may contribute to age-related declines in cognitive task performance.
    • The employed simple tasks are suitable for neuroimaging studies of pathological aging.