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 Concept Videos

Long-term Depression01:05

Long-term Depression

33.3K
Long-term depression, or LTD, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTD is the process of synaptic weakening that occurs over time between pre and postsynaptic neuronal connections. The synaptic weakening of LTD works in opposition to synaptic strengthening by long-term potentiation (LTP) and together are the main mechanisms that underlie learning and memory.
33.3K
Long-term Depression01:03

Long-term Depression

3.4K
Long-term depression, or LTD, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTD is the process of synaptic weakening that occurs over time between pre and postsynaptic neuronal connections. The synaptic weakening of LTD works in opposition to synaptic strengthening by long-term potentiation (LTP) and together are the main mechanisms that underlie learning and memory.
Calcium Ion Concentration Mechanism
If over...
3.4K
Freezing Point Depression and Boiling Point Elevation03:12

Freezing Point Depression and Boiling Point Elevation

40.1K
Boiling Point Elevation
The boiling point of a liquid is the temperature at which its vapor pressure is equal to ambient atmospheric pressure. Since the vapor pressure of a solution is lowered due to the presence of nonvolatile solutes, it stands to reason that the solution’s boiling point will subsequently be increased. Vapor pressure increases with temperature, and so a solution will require a higher temperature than will pure solvent to achieve any given vapor pressure, including one...
40.1K
Depressants01:28

Depressants

429
Depressant drugs, including alcohol and sedative-hypnotics, diminish central nervous system activity by enhancing the action of gamma-aminobutyric acid (GABA), a neurotransmitter that reduces brain activity and promotes relaxation. These substances can have various therapeutic uses but also pose significant risks, especially when misused or combined.
Alcohol is a common depressant that can induce a sense of relaxation and reduced inhibition at low doses. Contrary to its occasional...
429
Depression: Overview01:18

Depression: Overview

884
Depression is a prevalent mental illness marked by persistent sadness and lack of interest in previously enjoyable activities. It can take several forms, including major depression, persistent depressive disorder, and bipolar I and II disorders. Symptoms range from emotional changes like chronic worry to physical changes like sleep disturbances and suicidal thoughts. From a neurobiological perspective, depression is believed to be triggered by abnormalities in the brain's prefrontal cortex,...
884
Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

1.3K
Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
1.3K

You might also read

Related Articles

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

Sort by
Same author

How Much Difference Does Depression Make to the Outcome of Neuropsychological Assessments of Patients With Epilepsy?

European journal of neurology·2026
Same author

Structural White Matter Correlates of the Crowding Effect: Insights From a Tractography Study of the Arcuate Fasciculus Post-Hemispherotomy.

Human brain mapping·2025
Same author

Association of Cortical Atrophy Patterns With Clinical Phenotypes and Histopathological Findings in Patients With Rasmussen Syndrome.

Neurology·2025
Same author

Olfactory Dysfunction and Limbic Hypoactivation in Temporal Lobe Epilepsy.

Human brain mapping·2024
Same author

Rasmussen's encephalitis: structural, functional, and clinical correlates of contralesional epileptiform activity.

Journal of neurology·2024
Same author

Globally altered microstructural properties and network topology in Rasmussen's encephalitis.

Brain communications·2023

Related Experiment Video

Updated: Feb 1, 2026

Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring
11:28

Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring

Published on: June 13, 2025

1.3K

Citing Hippocrates on depression in epilepsy.

Christian Hoppe1

  • 1Department of Epileptology, University of Bonn Medical Centre, Sigmund-Freud-Strasse 25, FRG-53127 Bonn, Germany.

Epilepsy & Behavior : E&B
|December 1, 2018
PubMed
Summary
This summary is machine-generated.

This study reappraises a historical citation linking depression and epilepsy. The findings suggest the original quote may refer to personality traits rather than mood states, offering a more accurate historical context.

Keywords:
Affective disordersComorbidities in epilepsyDepressionHumoral pathologyMelancholy

More Related Videos

A Pipeline for 3D Multimodality Image Integration and Computer-assisted Planning in Epilepsy Surgery
09:41

A Pipeline for 3D Multimodality Image Integration and Computer-assisted Planning in Epilepsy Surgery

Published on: May 20, 2016

12.7K
Network Analysis of Foramen Ovale Electrode Recordings in Drug-resistant Temporal Lobe Epilepsy Patients
09:32

Network Analysis of Foramen Ovale Electrode Recordings in Drug-resistant Temporal Lobe Epilepsy Patients

Published on: December 18, 2016

12.9K

Related Experiment Videos

Last Updated: Feb 1, 2026

Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring
11:28

Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring

Published on: June 13, 2025

1.3K
A Pipeline for 3D Multimodality Image Integration and Computer-assisted Planning in Epilepsy Surgery
09:41

A Pipeline for 3D Multimodality Image Integration and Computer-assisted Planning in Epilepsy Surgery

Published on: May 20, 2016

12.7K
Network Analysis of Foramen Ovale Electrode Recordings in Drug-resistant Temporal Lobe Epilepsy Patients
09:32

Network Analysis of Foramen Ovale Electrode Recordings in Drug-resistant Temporal Lobe Epilepsy Patients

Published on: December 18, 2016

12.9K

Area of Science:

  • Neuropsychiatry
  • Medical History

Background:

  • The bidirectional relationship between depression and epilepsy is often supported by a historical quote attributed to Hippocrates.
  • This quote, cited by Lewis (1934), suggests a cyclical relationship where melancholics become epileptics and vice versa.
  • The historical context and precise origin of this citation require critical reappraisal.

Observation:

  • Hippocratic writings define "melancholia" as a persistent state of fear and sadness, akin to dysthymic disorder.
  • The term "melancholia" also referred to a humoral imbalance (excess black bile) implicated in various diseases, including epilepsy.
  • The specific quote linking melancholia and epilepsy originates from "Epidemics" (book 6), while "De Morbo Sacro" attributes epilepsy to phlegm and yellow bile.

Findings:

  • The historical quotation regarding the link between melancholia and epilepsy, as cited by Lewis (1934), is largely appropriate.
  • However, the etiological framework appears to be rooted in inherited personality traits rather than mood states.
  • A more precise citation from a standard edition of "Epidemics" book 6 is recommended for clarity.

Implications:

  • This reappraisal clarifies the historical context of early observations on the interplay between neurological and psychiatric conditions.
  • It highlights the importance of precise textual analysis in understanding historical medical concepts.
  • The findings contribute to a more nuanced understanding of the historical conceptualization of epilepsy and mood disorders.