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Home » Biology Articles » Psychobiology


Articles on Psychobiology, the study of mental functioning and behavior in relation to other biological processes. The topics tackle the effects of cognition, emotions, and experience on animal physiology.

Psychobiology Articles

Scientists uncover new clues about brain function in human behavior
Researchers have discovered a genetically controlled brain mechanism responsible for social behavior in humans--one of the most important but least understood aspects of human nature.

Date: 15 Apr 2008, Rating: 3.67

Study demonstrates remarkable power of social norms
Most people want to be normal. So, when we are given information that underscores our deviancy, the natural impulse is to get ourselves as quickly as we can back toward the center

Date: 15 Apr 2008, Rating: 4.00

Brain region identified that controls collecting behavior
Perhaps the Beanie Baby craze wasn't so weird after all.

Date: 15 Apr 2008, Rating: 5.00

Social interactions may be traced back to carnivorous behavior
It's little more than a dinner choice for most people, but meat - and the cooperation involved in getting it - may be the foundation for modern-day social interactions says a Texas A&M University anthropologist.

Date: 15 Apr 2008, Rating: 3.00

'Modern' Behavior Began 40,000 Years Ago In Africa, Evidence Suggests
Excavations from the Enkapune Ya Muto (EYM) rock shelter in the central Rift Valley of Kenya offer the best evidence yet that modern human behavior originated in Africa more than 40,000 years ago

Date: 15 Apr 2008, Rating: 5.00

Women's skin tone influences perception of beauty, health and age
Skin discoloration, uneven tone can add years to perceived age

Date: 15 Apr 2008, Rating: 4.14

Tool-wielding chimps provide a glimpse of early human behavior
New insights to the behaviors of the earliest hominids who, millions of years ago, left the African forests to range the same kinds of environments and possibly utilize the same foods

Date: 15 Apr 2008, Rating: 2.00

No association of DRD2, DRD3, and tyrosine hydroxylase gene polymorphisms with personality traits in the Japanese population
The present study did not provide evidence for the association between these dopamine-related genes and personality traits in the Japanese population.

Date: 29 Sep 2007, Rating: not rated, 8 pages

Can discrete event simulation be of use in modelling major depression?
A comprehensive review of published Markov models in depression and identified potential limits to their methodology

Date: 29 Sep 2007, Rating: 2.00, 8 pages

City Size and Human Behavior
A review article deals with the core concept of size of organization and its effects on human behavior. The author of the article concludes as city size goes up, civic participation goes down.

Date: 29 Sep 2007, Rating: 3.75

Positive affect and health-related neuroendocrine, cardiovascular, and inflammatory processes
Negative affective states such as depression are associated with premature mortality and increased risk of coronary heart disease, type 2 diabetes, and disability.

Date: 28 Sep 2007, Rating: not rated, 7 pages

The science of well-being: an integrated approach to mental health and its disorders
Psychiatry has failed to improve the average levels of happiness and well-being in the general population, despite vast expenditures on psychotropic drugs and psychotherapy manuals.

Date: 28 Sep 2007, Rating: 2.33, 8 pages

Obsessive-compulsive disorder and trichotillomania: a phenomenological comparison
These findings support previous work demonstrating significant differences between OCD and TTM.

Date: 28 Sep 2007, Rating: 10.00, 8 pages

Why Quitting May Be Good for You
Are there times when it is better to simply give up? Psychologists have been exploring this question, and more specifically a possible link between tenacity and both physical and mental health.

Date: 28 Sep 2007, Rating: 5.25

Victimization for sexual orientation increases suicidal behavior in college students
New research refutes that idea and indicates that being victimized because of sexual orientation is a chief risk factor for suicidal behavior among gay, lesbian and bisexual college students.

Date: 28 Sep 2007, Rating: 4.50

Phobia lists
A phobia is an irrational, persistent fear of certain situations, objects, activities, or persons.

Date: 28 Sep 2007, Rating: 4.24

Shell beads from South African cave show modern human behavior 75,000 years ago
Perforated shells found at South Africa's Blombos Cave appear to have been strung as beads about 75,000 years ago-making them 30,000 years older than any previously identified personal ornaments.

Date: 28 Sep 2007, Rating: 4.67

The roots of human behavior? AAAS and The Hastings Center host a public meeting
As scientists sift through the newly sequenced human genome, hopes are high that they'll turn up the basic components of disabling mental disorders

Date: 28 Sep 2007, Rating: 5.00

Study offers window into human behavior, brain disease
UCSF scientists have identified a cell population that is a primary target of the degenerative brain disease known as frontotemporal dementia

Date: 28 Sep 2007, Rating: not rated

Study shows long-term benefits of psychotherapy for PTSD among youths after natural disaster
Young survivors of the recent Indian Ocean tsunami, Kashmir earthquake, Gulf Coast hurricanes and other natural disasters face high risk of chronic post-traumatic stress disorder (PTSD) and depression if left untreated

Date: 28 Sep 2007, Rating: 1.00