# All Questions

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### What changes brought into DSM-5 have increased therapeutic use of medications?

Given the controversies surrounding DSM-5, has there been any research into its impact on prescription practice (in the United States)? If so, what are the changes that have resulted in increased use ...
43 views

### How does diet affect OCD?

Background: I have read that caffeine is not a good drink for sufferers of anxiety disorders. This is common sense given that it may increase agitation. I noticed when I started a low carb diet that ...
44 views

### What neurotransmitters can be suppressed/promoted by tDCS

Transcranial Direct Current Stimulation (tDCS) has been shown to modify suppression in the visual cortex and GABA suppression in motor control. As of now, the exact neurobiological mechanism that ...
41 views

### Dependancy EEG signals from regions of the brain

When we record an EEG signals , we apply an ICA on it , this algorithm assumes that the sources of signals are independent , could I assume that each region in the brain work independently , i.e the ...
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### Detecting signs of dementia in EEG signal

I would like to know, how dementia can be recognized in the EEG signal of patients with dementia. What I have found so far: According to (Henderson et al., 2006) subjects with dementia are ...
108 views

### Is memory biased towards positive or negative memories?

I am trying to understand the relationship between positive/negative memories and the congruence of memory to existing beliefs. These quotes are from Wikipedia, presented in alphabetical order: ...
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### What's the purpose of worry [if there is any] and how and why does it affect cognitive skills?

I've read some articles lately about worry and how there are basically two types of worry: one doesn't last long and makes you decide to do something ,solve a problem,act on it the other one last ...
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### How does neurotransmitter distribution and usage vary thought the brain?

I understand that neurotransmitters are used to send signals between neurons in the brain and that some are used for rather specific functions. However, is the exact ...
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### How to work on a research problem while sleeping?

Put it more formally, how to let your mind subconsciously work on a research problem when you are not actively thinking about it, e.g., during sleep, dinner, walking, or shower? Often I hear stories ...
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### What's the difference between divisive and soft normalization?

I know that recursive neural integrators (let me know if I need to clarify this term) can be considers soft normalizers, since their feedback loop means that any stimulus eventually saturates the ...
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### Tendency to see novelty in mundane and trivial statements

There exists a psychological phenomenon whereupon a person may encounter a rather trivial or mundane statement or thought, but would not recognize it as such; instead a person would experience a sense ...
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### What is the most common form of delusional misidentification?

The delusional misidentification syndrome (DMS) is a condition in which a patient consistently misidentifies persons, places, objects, or events. Broome (2004) affirms that: The most common form ...
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### What is the source for the W3C's Contrast Ratio formula?

The Word Wide Web Consortium (W3C) has a formula for the contrast ratio of any two arbitrary colors, which they use to set minimum standards for text legibility: ...
41 views

### average attention time and attention compensation time

Is there any good source for statistics regarding average attention span? More specifically- what is the average attention compensation time, meaning- how long does a person need to rest in order to ...
81 views

### Why does clickbait use numbers?

Around the Internet, especially in social media, we see examples of hyperlinks in a common format that has been cynically dubbed "click bait" or "link bait". The idea is that authors publish these ...
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### Does the self-reference effect extend to improved recall of 2nd-person text vs. 3rd-person text?

The self-reference effect has been widely researched in marketing for its ability to improve how favorably consumers remember a message, but less so for its ability to improve recall and learning of ...
152 views

### Does limiting mental activity during the day increase mental performance later in the day?

Is there any scientific evidence to support the idea that you only have so much cognitive energy in a given day; and if so, would the mental abilities of someone who focuses on as little as possible ...
61 views

### What brain regions are activated when a dream is remembered?

Some people remember dreams, others don't. The same person can wake up with dream recall one day and without on other days. I know that the association between REM sleep and dreaming was initially ...
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### How does the body experience free-fall during a hypnic jerk

Today I learned that a sudden jerk that you sometimes experience when you are just about to fall asleep due to a sense of free-fall or weightlessness is called a hypnic jerk. If, while sleeping, I ...
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### Is there difference between a memory of a dream and memory of waking experience?

I'm very interested in dreaming and have pretty good dream recall. This makes me able to recall and distinguish hundreds of experience within my memory and label them as "dreams". I'm trying to ...
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### Progress on Arnheim's perceptual forces in vision

In the second edition of Rudolf Arnheim's Art and Visual Perception: A Psychology of the Creative Eye, published in 1974, the opening chapter on "balance" begins with a discussion of "perceptual ...
171 views

### Brainwave audio recordings and beta waves: how do they affect positivity?

I know a little bit about negative and positive energies of human bodies and how it all works. Recently, on Facebook, I saw an ad promoting some sort of audio recording and that it has something to do ...
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### Is there a psychological basis for getting hiccups?

Is getting the hiccups sometimes related to our mental condition, i.e., stress level, etc?
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### How are sexual cues known by the brain?

Sexual cues have been well established in evolutionary psychology as indicators of genetic compatibility/useful genes. How does the human brain know that a cue is an indicator of a useful trait in ...
172 views

### How has psychology categorised different types of love?

How has psychological theory categorised the different types of love? What taxonomies of love are most accepted or useful in psychology? EDIT: I went through Triangular theory of love. Are there any ...
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After my admittedly short research I could not find information which states that if a person is disturbed while their sleeping, let's say in NREM3 phase of their sleep cycle, and wakes up and then ...
111 views

### Spontaneous change of handedness

I read this question Are there benefits to learning to write with your non-dominant hand?. It got me thinking. Disclaimer: This is not a self help question I am using myself to illustrate the ...
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### What is the proper terminology for “hoarding” type paradox (but not extreme)?

Feel free to edit my title -- I'm not exactly how to sum it up in one sentence, THUS my question here: Is there a name or specific terminology related to the somewhat paradoxical situation in this ...
206 views

### Why do power laws describe learning and skill acquisition so well?

In humans, why do powers laws describe skill acquisition? In particular, $$RT = aP^{-b}+c$$ where $RT$ is reaction time and $P$ is amount of practice. Does the power law generalise to learning in ...
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### Can abstract object representations be associated with a wider range of sounds in comparison to everyday object representations?

I'm looking for some peer reviewed evidence that abstract visuals can be associated with a wide range of sounds when compared to more recognisable visual representations pertaining to everyday ...
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### What Quantified Self reserach tools are there for measuring performance while playing videogames?

I've recently became aware that there's a whole field of quantified self - using various methodology to collect data about human performance in an attempt to "quantify" how the human body/brain works. ...
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### Short term time perception affect long term time perception?

It is known that attending to time (i.e. looking at duration) expands subjective time. So if I want to do something for 20 minutes and look at my watch, this would increase my subjective time ...
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### Predicting the Duration of Future Events

I am interested in the question of how people use/integrate previous experiences with instances of tasks or events to make predictions about the duration of future instances of tasks/events. To ...
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### In what order do people notice another person's attributes (race, age, gender, etc.)

I seem to recall reading some research years ago about what people notice in the first second or so of seeing someone else, and in what order they notice those things. It's something like gender, ...
55 views

### What regulates the strength of motoric signals?

I've seen cognitive/roboter models where the input signals from the sensors are directly used as the signal for outgoing motoric control. This doesn't make much sense, because obviously we're able ...
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### Can emotional IQ be learned?

Can emotional IQ be learned? This question concerns both the general population and those with lower than average emotional quotients such as individuals with Asperger's, or Autism spectrum disorder ...
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### Are there psychiatric medications that have an anti-tolerance effect?

Patients usually develop tolerance to their psychiatric medications when used over a long period of time. This is because of how the brain gets used to the dosage in order to reach equilibrium again. ...
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### Does chess improve children's mental functioning? Why do educators and parents believe this to be the case?

I can find countless quotes like this In many countries chess is incorporated into the scholastic curriculum. Countless researchers and studies have shown over the years that chess does indeed ...
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### When is Mindfulness Based Cognitive Therapy not useful, or bad?

I'm writing my Bachelor on MBCT, and while there are a ton of studies on the positive effects of mindfulness and MBCT, I'm wondering if there are any cases where MBCT shouldn't be applied. I've found ...
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### What are your thoughts on Accelerated Resolution Therapy?

Recently I came into contact with my aunt, and it seems she has been doing very well. She has been developing a therapy technique that, she claims, helps resolves psychological problems from trauma, ...
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### (Co)Registration in the preprocessing pipeline

I have a general question about registration and coregistration in the preprocessing pipeline of fMRI images. For me it is not clear what this is. So, motion correction, slice time correction, ...
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### Do people struggle to empathise with people who are very different to them?

Do people struggle to empathise as much with people that are especially different to them? For bonus points: does that include learnt qualities, like being very knowledgeable about something?
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### Psychological effects on quality assessments

I recently conducted a user study as part of my research in computer science. Respondents were asked to rate articles from the web on a five-point Likert scale from "Very Poor" to "Very Good". Only ...
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### What is the best way to learn in an environment that only has delayed feedback?

There are some skills that take a lot of time to learn because feedback is delayed. Examples I have in mind are weightlifting, healthy eating, and mindfulness. The promised effects of practicing these ...
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### Ability to learn math and age of children

Is age of children strongly related to ability to learn various mathematical topics (e.g., percentages, common fractions)? I ask because many students in the elementary grades struggle with math ...
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Two questions, (im trying to get my head around this area of study, my assignment is on neurophysiological differences of t/f memory not theories, but reading up on the topic has had me thinking and I ...
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### Wisconsin Card Sorting task timing information

I've been trawling through the literature and the Wisconsin Card Sorting Task and I've yet to find any information regarding the timing of neuro-typical subjects vs. those who suffer from either brain ...
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### Theory about use of concept maps?

My background is Computing Science and I want to research how people use concept maps? By doing some google search I found the following link https://www.msu.edu/~luckie/ctools/ What I want to ...