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

Relationship Formation02:12

Relationship Formation

46.3K
What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...
46.3K
Social Relationships and Well-Being01:30

Social Relationships and Well-Being

435
The significance of social relationships in psychological well-being is a well-established area of inquiry within social psychology. Research consistently demonstrates that the presence of meaningful, supportive relationships enhances emotional health, while the absence or deterioration of such connections can contribute to psychological distress. Relationships serve as a foundation for emotional support, identity, and social belonging, all of which are critical to an individual’s overall...
435
Causes of Social Behavior III: Biological and Environmental Influences01:28

Causes of Social Behavior III: Biological and Environmental Influences

418
Social behavior is a complex phenomenon that arises from the interaction between biological predispositions and environmental influences. This intricate interplay shapes how individuals think, feel, and act in various social contexts. Understanding these mechanisms requires insights from psychology, neuroscience, genetics, and evolutionary theory.Environmental Influences on Social BehaviorEnvironmental factors, including temperature, odors, and visual stimuli, play a crucial role in shaping...
418
Hypothalamic-Pituitary Axis01:37

Hypothalamic-Pituitary Axis

69.9K
The response to stress—be it physical or psychological, acute or chronic—involves activation of the Hypothalamic-Pituitary-Adrenal (HPA) axis. The HPA axis is part of the neuroendocrine system because it involves both neuronal and hormonal communication. Its function is to regulate homeostatic systems—metabolic, cardiovascular, and immune—providing the necessary means to respond to a stressor.
69.9K
Hormones of the Adrenal Glands01:31

Hormones of the Adrenal Glands

6.5K
Adrenal hormones play a pivotal role in maintaining the body's electrolyte balance and orchestrating responses to stress, showcasing the intricate functions of the adrenal cortex and medulla.
The adrenal cortex, a powerhouse of hormone synthesis, generates over two dozen corticosteroid hormones. The zona glomerulosa produces mineralocorticoids, exemplified by aldosterone, influencing the electrolyte composition of body fluids. The synthesis of glucocorticoids such as cortisol and...
6.5K
Major Hormones and Their Functions01:27

Major Hormones and Their Functions

2.8K
Hormones, the biochemical messengers produced by endocrine glands, are pivotal in regulating bodily functions and maintaining homeostasis. Each hormone's balance is crucial; imbalances can lead to significant physiological disruptions. Major hormones include oxytocin, cortisol, epinephrine, estrogen, testosterone, thyroxine, growth hormone, insulin, and glucagon.
Oxytocin, produced in the hypothalamus and released by the pituitary gland, plays a role in social bonding, childbirth, and...
2.8K

You might also read

Related Articles

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

Sort by
Same author

Problematic Social Media Use, Availability Distress, and Digital Status Seeking: Links to Friendship Network Structure among U.S. Adolescents.

Journal of children and media·2026
Same author

Inflammatory Stress Response During Pregnancy as a Connecting Link in Intergenerational Risk Cascades.

Developmental psychobiology·2026
Same author

Detection of Posttraumatic Stress Disorder With Rest-Activity Data: Machine Learning Approach Using Wearable and Self-Report Data.

JMIR formative research·2026
Same author

A Hybrid Mixed Methods Design for Understanding Decision Making, Social Structure, and Network Dynamics of Life Course Transitions.

Social networks·2026
Same author

Trauma, Stress, and Reproductive Health: A Bio-Psycho-Social Perspective on Violence Exposure in Immigrant Women.

Research in nursing & health·2026
Same author

Rural targeted messaging, multiplex salivary measurement, and rural equity in SARS-CoV-2 antibody testing: Protocol overview of a SeroNet investigation.

Contemporary clinical trials communications·2026

Related Experiment Video

Updated: Mar 26, 2026

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents
06:15

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents

Published on: July 10, 2017

14.0K

Cortisol and testosterone associations with social network dynamics.

Olga Kornienko1, David R Schaefer2, Serena Weren3

  • 1Institute for Interdisciplinary Salivary Bioscience Research, Arizona State University, United States; Department of Psychology, Arizona State University, United States.

Hormones and Behavior
|February 3, 2016
PubMed
Summary

Cortisol (C) impacts social networks by decreasing friendship maintenance and increasing new friendship formation. Testosterone (T) has the opposite effect, boosting relationship stability and reducing new connections.

Keywords:
CortisolHormonesSocial networksStochastic-actor based modelingTestosterone

More Related Videos

Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making
11:51

Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making

Published on: March 2, 2011

15.8K
The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test
11:13

The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test

Published on: November 19, 2015

14.6K

Related Experiment Videos

Last Updated: Mar 26, 2026

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents
06:15

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents

Published on: July 10, 2017

14.0K
Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making
11:51

Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making

Published on: March 2, 2011

15.8K
The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test
11:13

The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test

Published on: November 19, 2015

14.6K

Area of Science:

  • Behavioral endocrinology
  • Social network science
  • Human social behavior

Background:

  • Hormones significantly influence social behavior, yet their specific roles in friendship dynamics are not fully understood.
  • Understanding the interplay between hormones and social relationships is crucial for comprehending social structures.

Purpose of the Study:

  • To investigate the association between cortisol and testosterone levels and the formation and maintenance of friendships.
  • To explore how individual differences in these hormones relate to social network dynamics.

Main Methods:

  • Utilized a collegiate marching band as a model system (n=193).
  • Collected friendship nominations at two time points, two months apart.
  • Assayed salivary cortisol and testosterone levels before and after rehearsals using stochastic actor-based models.

Main Results:

  • Higher cortisol levels correlated with decreased friendship maintenance and increased new friendship initiation.
  • Higher testosterone levels correlated with increased friendship maintenance and decreased new friendship initiation.

Conclusions:

  • Individual differences in cortisol and testosterone are linked to distinct patterns of social relationship initiation and maintenance.
  • Findings offer significant theoretical insights into the endocrinological underpinnings of social bonding and network structure.