Neuroscientist Answers Emotion Questions | Tech Support | WIRED

Emotion Support is here for you 0s

• Richard Davidson, a neuroscientist and psychologist, is hosting a Q&A session to answer questions from the internet, titled "Emotion Support." 0s
• The Q&A session is initiated with a question from @paularau, who inquires about the claim that stress can shrink the brain. 12s

Stress causes shrinkage? 14s

• Research indicates that stress has a clear impact on the brain, causing it to shrink in size. 17s
• The effects of stress on the brain can be seen in the reduction of its overall size. 20s
• Specifically, stress causes shrinkage in the hippocampus, the area of the brain responsible for growing new brain cells. 22s
• A viewer, @wendystella06, inquired about the relationship between stress and brain shrinkage. 29s

Are women really more sensitive and emotional than men? 32s

• When comparing thousands of men and women, slight differences can be found, with women possibly being more sensitive to emotional cues than men 38s.
• Women may be more expressive of emotion than men in certain contexts 46s.
• The variation within each gender far exceeds the variation between genders 52s.
• Focusing on these gender differences may be misplaced due to the significant variation within each gender 1m1s.

Feelings: Why? 1m5s

• Feelings and emotions are present throughout evolutionary history and are not exclusive to humans 1m7s.
• In animals, feelings such as fear serve as a motivator for essential actions like running or fighting when confronted by a predator 1m15s.
• Feelings play a crucial role in helping individuals navigate important life decisions 1m24s.
• Emotions are essential in enabling people to make significant decisions, such as choosing a romantic partner or selecting a job 1m34s.
• Important life decisions are not typically made based on a simple, cold cognitive calculus, but rather with the influence of emotions and feelings 1m40s.
• Emotions and feelings are used to make decisions, rather than relying solely on cognitive reasoning 1m47s.

Botox 1m54s

• Botox impairs the ability to process other people's emotions by preventing facial mirroring of someone's reaction 1m57s.
• Botox effectively paralyzes facial muscles, which is significant because research has shown that emotional expressions feed back information to the brain to help modulate its activity 2m5s.
• The brain controls the face to produce emotional expressions, and these expressions also provide feedback to the brain to help regulate its activity 2m15s.
• When interacting with another person, contagious emotional expression often occurs, where emotions are simulated to experience what another person may be feeling 2m28s.
• This simulated emotional expression is part of empathy, and Botox can deprive individuals of this major mechanism for making inferences about both their own and another person's emotions 2m31s.
• The inability to simulate emotions due to Botox can also affect inferences about one's own emotions and those of others 2m44s.

Come on, chemicals 2m59s

• Research has shown that a serotonin imbalance may not be the primary cause of depression, indicating that the relationship between chemicals and emotions is more complex than initially thought 3m5s.
• The body is composed of numerous chemicals, making it challenging to pinpoint a single chemical as the cause of a specific emotion or disease without thorough research 3m10s.
• Although drugs used to treat depression primarily target serotonin, this does not necessarily mean that serotonin is the cause of depression or the most important chemical involved in the condition 3m22s.
• It is likely that serotonin triggers a cascade of chemical reactions when affected by medication, and the underlying causes of depression and its improvement extend beyond serotonin 3m34s.
• The human body is a complex "chemical soup," and ongoing research continues to discover new chemicals in the brain and body, highlighting the complexity of emotions and diseases 3m50s.
• The idea that a single molecule is associated with a specific disease or emotion is a myth, and emotions are likely influenced by multiple chemicals and factors 4m7s.
• A question is raised about whether autistic individuals are hypersensitive to emotions, but no answer is provided in this segment 4m13s.

Are autistic individuals hypersensitive to emotions? 4m14s

• Autism is not a homogeneous category, but rather a heterogeneous one with different subtypes and subgroups, which can affect how individuals with autism perceive and process emotions 4m17s.
• Some subgroups of autistic individuals are generally hypersensitive, including being hypersensitive to emotions 4m28s.
• A subgroup of autistic individuals exhibits gaze aversion, avoiding direct eye contact with others due to their high sensitivity to emotions and the arousal caused by watching another person's face 4m33s.
• Gaze aversion in autistic individuals can be an early symptom, starting very early in life and being one of the first noticeable signs of autism 4m51s.

That feeling in your gut 5m0s

• A feeling of sadness in the stomach, often referred to as a "gut feeling," can occur even when a person thinks they are okay, indicating a discrepancy between the brain's and stomach's perceptions of emotions 5m0s.
• The gut contains approximately 200 million neurons, which facilitate communication between the brain and the stomach, allowing for the exchange of information and modulation of activity in the brain 5m7s.
• The connection between the brain and the stomach is a two-way process, with the brain influencing the stomach and the stomach providing feedback to the brain, making gut feelings a real and significant aspect of emotional experience 5m15s.
• Emotions are not solely confined to the brain but are embodied and involve various bodily systems, including the gut, which plays a crucial role in modulating emotional activity 5m28s.
• The concept of emotions being embodied and interconnected with bodily systems is part of the broader understanding of emotions, referred to as the "mandala of emotion" 5m24s.

Can I turn them off? 5m40s

• There are medications available that can alter brain chemistry to process emotions, often used to treat emotional disorders such as depression and anxiety 5m48s.
• These medications can be important when used judiciously, but there is a concern that they are being administered too readily in society, with a low threshold and potential side effects 6m12s.
• Alternative methods, such as meditation and cognitive therapy, can also change the brain without medication, and have been scientifically proven to be effective in treating depression and anxiety 6m36s.
• Cognitive therapy is a well-validated strategy that involves teaching people to think differently about their thoughts, and should be considered before resorting to medication 6m42s.
• Non-invasive methods like cognitive therapy and meditation should be tried before more invasive methods like medication 6m53s.

The internet and our emotional state 7m4s

• The preponderance of evidence suggests that the internet makes people less emotionally empathic, particularly towards members of the outgroup 7m11s.
• The internet often feeds users information consistent with their ideology and beliefs, leading to increased polarization and reduced empathy for those outside their ingroup 7m23s.
• Interacting with people virtually can make individuals less inhibited and less constrained due to the lack of immediate feedback from the other person's physical presence, such as facial expressions 7m44s.
• This lack of inhibition can lead to the danger of becoming overly expressive in potentially inappropriate ways when interacting with people online 8m2s.
• A question is raised about whether "cringe" can be considered an emotion 8m4s.

Cringe 8m7s

• Cringe is a complex facial or vocal expression that combines several different emotions, including disgust, contempt, anger, and sadness 8m14s.
• The expression of cringe is typically displayed in response to someone making a terrible and inappropriate joke in the wrong setting 8m40s.
• Cringe can be thought of as a conglomeration of negative emotions, making it a complex emotion 8m25s.
• Paul Ekman, a famous emotion scientist, has explored the concept of cringe and its associated emotions 8m45s.

How many emotions are there? 8m52s

• Robert Plutchik developed a scheme arguing that there are primary emotions such as joy, trust, fear, surprise, and their opposites, including sadness, disgust, anger, and anticipation, which can be visualized in a circumplex model 8m57s.
• In this model, the outer ring represents less arousing emotions, while emotions closer to the center are more arousing, ranging from lower arousal positive emotions like serenity to higher arousal positive emotions like ecstasy 9m28s.
• The circumplex model also shows a progression from lower to higher arousal negative emotions, such as from apprehension to fear to terror 9m39s.
• According to Plutchik's scheme, certain emotions are opposites, such as joy and sadness, but other scientists argue that emotions may be less binary and can coexist, as seen in research with the Dalai Lama who expressed serenity and sadness simultaneously 9m50s.
• Western conceptions of emotion, like Plutchik's model, may not be universally applicable, as non-Western cultures have different frameworks for understanding emotions 10m19s.
• In some non-Western cultures, emotions are categorized as wholesome or unwholesome, with emotions like anger being considered unwholesome 10m38s.

Why is smiling contagious? 10m59s

• Smiling is contagious and invites the question of emotions being contagious more generally 11m0s.
• Research has shown that emotional contagion begins early in life, as seen in neonates in a hospital nursing unit, where one baby's crying can trigger other babies to cry as well 11m7s.
• This phenomenon demonstrates that humans are wired to respond to the emotions of others from birth 11m22s.
• Understanding emotional contagion can be helpful in situations where changing the mood in a group is desired, such as in a meeting or room, where laughing or smiling can spread to other members 11m31s.

Meditation and the brain 11m50s

• Cultivating wholesome habits of mind through meditation can change the brain, particularly in two major systems: attention and emotion regulation 11m52s.
• Meditation strengthens the prefrontal cortex, the area of self-regulation, which is involved in paying attention 12m7s.
• The prefrontal cortex is majorly involved in meditation as it is the area responsible for self-regulation 12m7s.
• Meditation improves the ability to regulate emotions by changing the connectivity among different networks in the brain 12m22s.
• Typically, self-related thinking and beliefs about oneself can dominate perception of reality, but meditation alters this by shifting connectivity in the brain 12m32s.
• Through meditation, individuals can develop the ability to recognize their thoughts, beliefs, and expectations about themselves without being controlled by them 12m46s.
• Meditation affects the wiring in the brain by altering connectivity and allowing for a clearer perception of one's thoughts and emotions 12m54s.

me need be smarter 13m1s

• Aerobic exercise is considered the single best non-pharmacological and safe way to increase neuroplasticity, which may be a surprising fact to some viewers 13m15s.
• Neuroplasticity refers to the brain's ability to change in response to experience or training, involving mechanisms such as forming new connections, decreasing connections, and sculpting the brain 13m17s.
• Neuroplasticity also includes the process of neurogenesis, where new neurons can grow 13m32s.
• Combining an increase in neuroplasticity with training the mind can help improve emotions, and a combination of physical exercise and meditation is considered an ideal approach 13m48s.
• A new concept, "contemplative aerobics," is introduced as a potential method to combine physical exercise and meditation 13m59s.

Can I borrow a feeling? 14m8s

• Some people report not feeling their emotions, which can be due to various reasons, including having emotions that they're not consciously experiencing or not having those emotions at all 14m8s.
• The condition where a person has difficulty labeling, naming, or becoming aware of their emotions is referred to as alexithymia 14m24s.
• In contrast, the case where a person is not having emotions is more similar to psychopathy 14m36s.
• There are significant differences among individuals in the extent to which they feel their emotions 14m38s.
• Emotions are not always consciously felt, and one way to become more aware of them is to sit quietly, bring awareness into the body, and scan different parts of the body to connect with the emotions 14m48s.

Emotional maturity etc. 15m23s

• Emotional maturity is closely related to high levels of emotional intelligence, which encompasses the capacity to effectively regulate emotions and be self-aware of one's emotions 15m40s.
• Emotional maturity involves being able to regulate emotions and being aware of one's own emotions, which can be achieved through practices such as simple forms of meditation 15m54s.
• Emotional maturity can be measured through various methods, including analyzing the interaction between the prefrontal cortex and the amygdala in the brain, as well as observing behavioral expressions in everyday life 16m5s.
• Emotional maturity is not solely based on age, and it is possible for individuals to develop emotional maturity at different stages of life 15m27s.
• Emotional maturity can be objectively measured and is not just a matter of personal opinion, with various methods available to assess emotional intelligence and maturity 15m32s.

Laughter 16m24s

• Laughter may serve as a kind of emotional reset, allowing for a big change to occur and quickly reset our neural circuits 16m28s.
• Studies in neuroscience, particularly those involving patients with brain damage, have provided insights into laughter 16m40s.
• Patients who have had damage to their right hemisphere, but have their left hemisphere preserved, are more likely to laugh 16m53s.
• The left hemisphere of the brain, specifically the left frontal region, may be associated with certain kinds of positive emotion that laughter is associated with 17m26s.
• Damage to the right side of the brain may disinhibit the left side, making it more active and leading to what is known as pathological laughter 17m7s.
• Pathological laughter is characterized by laughing at things that most people would not find funny 17m19s.

HI WHY AM I SO MAD 17m40s

• Anger or madness is typically triggered by external factors, such as systemic injustice or thwarted goals, which are perceived by the brain 17m41s.
• When trying to regulate intense anger, the prefrontal cortex is involved, as it plays a role in self-regulation, including the regulation of emotions 17m56s.
• The prefrontal cortex is larger in humans compared to other species, which is likely associated with humans' advanced ability to self-regulate 18m8s.
• The prefrontal cortex's capacity for self-regulation also comes with the possibility of dysregulation, contributing to the higher prevalence of psychiatric problems in humans compared to other species 18m29s.
• The question of what love actually is, is posed by @kawsarpls, but it is not addressed in this segment 18m43s.

What is love? (Baby don’t hurt me) 18m45s

• Love can be considered as a combination of a gesture, a feeling, and an emotion, but its exact nature is still unclear 18m48s.
• A commitment was made to the Dalai Lama in 1992 to put compassion on the scientific map, and over the last 20 years, the field has been successful in doing so 18m53s.
• The goal now is to do the same for love, as there is currently very little serious research on the topic 19m9s.
• Research has shown that love involves areas of the brain typically associated with emotion 19m15s.
• Love also involves going beyond oneself and dissolving, at least in part, the boundaries between self and others 19m23s.
• The scientific or biological framework for understanding how love occurs is still difficult to specify, but it is likely to involve changes in connectivity between the default mode of the brain and other circuits, particularly those involved in positive emotion 19m33s.