A display of defensive behaviors, when faced with an aggressive mouse, predicted a smaller mouse's ability to become resilient following a traumatic event. Stimulating dopamine production in defensive smaller mice induced resilience.
Psychology
What is Psychology?
Definition of Psychology: Psychology is the study of behavior in an individual, or group. Our psychology articles cover research in mental health, psychiatry, depression, psychology, schizophrenia, autism spectrum, happiness, stress and more.
When people with a sedentary lifestyle socially interact with those who embark on moderate physical activity, the sedentary people become more active in the long-term.
Neurons derived from stem cells of combat veterans with PTSD react differently to stress hormones than those derived from veterans without PTSD. The findings shed new light on how genetics can cause some to develop PTSD following a traumatic event.
People with Dark Triad personality traits are more likely to believe fake news, especially when doing so promotes their own selfish desires. Even when presented with scientific facts, those with dark triad personalities bend reality to their own liking. The more pronounced traits associated with self-interest were, the more those with dark triad personalities doubted there was a difference between actual facts and mere opinions.
Stress impacts the brain's response to food, researchers report. Additionally, both lean and obese people react to food cues in brain areas associated with reward and cognitive control.
Study finds mice show sensitivity to two different types of regret, and the different thought processes stem from different parts of the brain. Researchers also identified a genetic marker that predisposes maladaptive stress response traits and vulnerability to depression was linked to sensitivity to one type of regret.
Treatments for depression including ECT and antidepressants increase brain connectivity in those with clinical depression.
D-Cycloserine, an antibiotic used for the treatment of tuberculosis, increases the effectiveness of transcranial magnetic stimulation for those with major depressive disorder.
A new identifies a specific gene that regulates neural progenitor cell proliferation in response to lithium for those with bipolar depression.
Symptomatic depression increases the risk of developing dementia by 51%, but those being treated for depression had a significantly lower risk of being diagnosed with depression later in life.
Previous research found sound cues played during sleep can improve a person's memory. A new study reports that sound cues during sleep can also help to weaken intrusive and traumatic memories. Researchers say sound cues during sleep could be used to both increase or decrease the ability to recall specific memories.
Children born to parents who are under 20, or those born to mothers over 35 and fathers over 45 are at increased risk of being diagnosed with bipolar disorder later in life. Older men, researchers report, are at greater risk of having a child with bipolar disorder.
These research articles involve depression, seasonal affective disorders, grief, pain, sadness, happiness and generally news regarding mental health research.
During the COVID-19 pandemic, the number of patients admitted to hospitals for clinical depression care dropped significantly. However, the number of people seeking out-patient care for depression increased.
Researchers identified a novel mechanism by which animals create and destroy serotonin. The findings could lead to new treatments for a range of mental health and eating disorders associated with serotonin.
Researchers have identified two distinct brain regions, one linked to increased and the other with decreased depressive symptoms, associated with the location of brain injuries.
Listening to birdsong reduces anxiety and paranoia, a new study reports.
"Depressive realism", a theory that has been touted since the late 1970s, states those with depression are more realistic in how they judge the control they have over their lives. A new study says the evidence is not there to sustain this old theory.
Research news involving schizotypal personality, anxiety, paranoia, unconventional thoughts and beliefs is covered.
PTSD research articles are listed here as well as news about stress, pain, fear, painful memories, trauma and mental health information.
