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Masculinity crisis? Social roles and what defines manhood are in flux

Catherine Aponte | 
Usually, masculinity is defined in terms of various lists of traits or characteristics. However, there is no authoritative list of such ...
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Why do so many dogs eat human poop?

Hal Herzog | 
Molly, our beloved Labrador retriever, certainly loved to eat poop. Sometimes she would chow down on her own feces, and ...

Lithium comeback: The use of the ‘penicillin of psychiatry’ to treat bipolar disorder is resurging

Mark Ruffalo | 
A quick literature search for lithium therapy reveals a multitude of recent articles on its superior efficacy in the treatment ...
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Why did menopause evolve?

Robert Martin | 
To explain menopause, any hypothesis needs a plausible evolutionary scenario. It is reasonable to assume that the chimp/human common ancestor ...
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Could COVID-19 cause wives to cheat? How pandemics affect sexual desire

Martin Graff | 
The coronavirus has impacted society and affected our behaviour in many ways from an increase in our use of social ...
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Why it’s so hard to call someone a sex addict: ‘Who’s to say what’s normal or abnormal’

Michael Castleman | 
Today we have a tiny number of true sexual compulsives who do things like getting repeatedly arrested for public masturbation. We ...

Second psychopharmacology revolution: New drugs could change the way we treat depression

Charles Zorumski, Eugene Rubin | 
The field of psychopharmacology was born during the 15 years between 1955 and 1970. Now, nearly 60 years later, the field of psychiatry may ...
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5 things we get wrong about psychopaths

Azadeh Aalai | 
There are a number of myths that pervade pop culture regarding psychopaths. Here is my take on some of the ...
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Viewpoint: New psychological guidelines targeting toxic masculinity are ‘profoundly anti-male’

Edward Kruk | 
Amidst the many challenges faced by many North American fathers in their efforts to maintain some semblance of meaningful involvement ...
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Viewpoint: Psychiatry still hindered by all the things we don’t understand about the brain

Joe Herbert | 
The heart is not a mystery. We know a great deal (not everything) about how it pumps blood around the ...
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Viewpoint: What is ‘consciousness’ and what role does it play in evolution?

Steven Hayes | 
One of the biggest challenges in evolutionary science is to explain the evolution of consciousness. While that is widely recognized, ...
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6 things we don’t understand about psychopaths

Julia Shaw | 
Journalists and fiction writers and even psychologists and criminologists have gone to great lengths to both mystify and make monsters out of ...
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Using genetic tests to tailor antipsychotic treatments to individual patients

Abigail Fagan | 
Scientists are tapping individuals’ genetic profiles to learn which patients will respond to antipsychotic medication for schizophrenia. The pursuit is ...
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Arguing for and against consciousness in single-celled organisms

Paul Thagard | 
A provocative new book by Arthur Reber argues that bacteria are conscious and that the origins of mind are found ...

How female psychopaths differ from their male counterparts

Melissa Burkley | 
It is important to keep in mind that psychopathy is a personality disorder. As such it is classified as a mental illness, and ...
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Why people with autism have shorter life expectancies

Michael Ellis | 
Two recent studies will undoubtedly shock individuals and families affected by autism spectrum disorder (ASD). These studies show a much earlier age ...

Antidepressant withdrawal effects ‘severe’ for more than half of patients, study says

Christopher Lane | 
“More than half (56 percent) of people who attempt to come off antidepressants experience withdrawal effects,” assert the authors of ...

2 brain tests could lead to better autism treatments

Christopher Bergland | 
For the first time, new research from the University of Missouri provides evidence that there may be a correlation between ...

Teens with autism show ‘similar brain activity’ to neurotypical teens after behavioral therapy

Katherine Stavropoulos | 
There is a large amount of evidence that behavioral interventions can change behavior in autism. Most interventions focus on social ...
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Viewpoint: Placebo effect ‘growing more powerful’, and here’s why

Jeremy Safran | 
Over the last several years evidence has been accumulating that placebo effects are becoming more powerful. Clinical trials on a range of ...

Keep hitting the gym: Exercise can help stave off brain deterioration

Christopher Bergland | 
In recent years, there has been a groundswell of science-based evidence linking the triad of (1) brain health, (2) cognitive function, and (3) ...
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Our brain is in constant motion—but what makes it tick?

Grant Brenner | 
What makes the brain tick? What keeps the constant stream of energy welling up within ourselves when we are alert ...
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Is life a ‘cosmic accident’ or do humans have a higher purpose?

Michael Price | 
Does humanity exist to serve some ultimate, transcendent purpose? Conventional scientific wisdom gives the answer as a definitive no. … According to [physicist Lawrence ...
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Is human sexuality determined by testosterone’s effect on the brain?

Joe Herbert | 
[Early experiments have shown] that the Y chromosome is essential for the formation of a testis, and it is the ...
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Plants may experience consciousness — but in a different way than humans

Robert Lanza | 
Like us, plants possess receptors, microtubules and sophisticated intercellular systems that likely facilitate a degree of spatio-temporal consciousness. Instead of ...

Amygdala not actually brain’s ‘fear center’

Joseph LeDoux | 
I’ve been studying the amygdala for more than 30 years. When I started this work, research on this brain region was ...