20 research outputs found

    Conversations between self and self as Sigmund Freud—A virtual body ownership paradigm for self counselling

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    When people see a life-sized virtual body (VB) from first person perspective in virtual reality they are likely to have the perceptual illusion that it is their body. Additionally such virtual embodiment can lead to changes in perception, implicit attitudes and behaviour based on attributes of the VB. To date the changes that have been studied are as a result of being embodied in a body representative of particular social groups (e.g., children and other race). In our experiment participants alternately switched between a VB closely resembling themselves where they described a personal problem, and a VB representing Dr Sigmund Freud, from which they offered themselves counselling. Here we show that when the counsellor resembles Freud participants improve their mood, compared to the counsellor being a self-representation. The improvement was greater when the Freud VB moved synchronously with the participant, compared to asynchronously. Synchronous VB movement was associated with a much stronger illusion of ownership over the Freud body. This suggests that this form of embodied perspective taking can lead to sufficient detachment from habitual ways of thinking about personal problems, so as to improve the outcome, and demonstrates the power of virtual body ownership to effect cognitive changes

    How one experiences and embodies compassionate mind training influences its effectiveness.

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    This paper explores indicators of practice quality of a brief compassion mind training (CMT) intervention and their impact on the development of an inner sense of one’s compassionate self (CS) and a range of self-report measures. Participants were randomly assigned to one of two conditions: compassionate mind training (CMT; n = 77) and wait-list control. Participants in the CMT condition practiced a range of CMT practices during 2 weeks. Each week, participants completed a feedback questionnaire, measuring practice frequency, helpfulness and embodiment of the practices in everyday life. Self-report measures of compassion, positive affect, shame, self-criticism, fears of compassion and psychopathological symptoms were also completed at pre and post. Practice frequency was associated with the frequency and easiness of embodiment of the CS. Perceived helpfulness of the practices was related to greater embodiment of the CS and to increases in compassion, reassured self, relaxed and safe affect and decreases in self-criticism. The embodiment variables of the CS were associated with higher compassion for the self, for others and from others and with improvements in reassured self, safe affect and compassionate goals. Embodiment of the CS and perceived helpfulness of the practices predicted compassion for the self and experience of compassion from others at post-intervention. Perceiving compassion cultivation practices as helpful and being able to embody the CS in everyday life is key to foster self-compassion and the experience of receiving compassion from others, as well as to promote feelings of safeness, contentment and calmness.Portuguese Foundation for Science and Technology (FCT) Compassionate Mind Foundation charit

    Psychological and physiological effects of compassionate mind training: A pilot randomised controlled study

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    The development of the compassionate self, associated with practices such as slow and deeper breathing, compassionate voice tones and facial expressions and compassionate focusing is central to Compassion Focused Therapy. This study explores the impact of a two-week Compassionate Mind Training (CMT) program on emotional, self-evaluative and psychopathology measures and on heart rate variability (HRV). Participants (general population and college students) were randomly assigned to one of two conditions: CMT (n=56) and Wait-List Control (n=37). Participants in the CMTcondition were instructed to practice CMT exercises during two weeks. Self-report measures of compassion, positive affect, fears of compassion, self-criticism, shame, depression, anxiety and stress, and HRV were collected at pre and post intervention in both conditions. Compared to the control group, the experimental group showed significant increases in positive emotions, associated with feeling relaxed and also safe and content, but not activated; and in self-compassion, compassion for others and compassion from others. There were significant reductions in shame, self-criticism, fears of compassion, and stress. Only the experimental group reported significant improvement in HRV. Developing awareness of the evolved nature and inherent difficulties of our minds allied with practicing CMT exercises has beneficial effects on participants' psychological and physiological well-being.N/

    Cardiac structure and function in schizophrenia: cardiac magnetic resonance imaging study

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    BACKGROUND: Heart disease is the leading cause of death in schizophrenia. However, there has been little research directly examining cardiac function in schizophrenia. AIMS: To investigate cardiac structure and function in individuals with schizophrenia using cardiac magnetic resonance imaging (CMR) after excluding medical and metabolic comorbidity. METHOD: In total, 80 participants underwent CMR to determine biventricular volumes and function and measures of blood pressure, physical activity and glycated haemoglobin levels. Individuals with schizophrenia ('patients') and controls were matched for age, gender, ethnicity and body surface area. RESULTS: Patients had significantly smaller indexed left ventricular (LV) end-diastolic volume (effect size d = -0.82, P = 0.001), LV end-systolic volume (d = -0.58, P = 0.02), LV stroke volume (d = -0.85, P = 0.001), right ventricular (RV) end-diastolic volume (d = -0.79, P = 0.002), RV end-systolic volume (d = -0.58, P = 0.02), and RV stroke volume (d = -0.87, P = 0.001) but unaltered ejection fractions relative to controls. LV concentricity (d = 0.73, P = 0.003) and septal thickness (d = 1.13, P < 0.001) were significantly larger in the patients. Mean concentricity in patients was above the reference range. The findings were largely unchanged after adjusting for smoking and/or exercise levels and were independent of medication dose and duration. CONCLUSIONS: Individuals with schizophrenia show evidence of concentric cardiac remodelling compared with healthy controls of a similar age, gender, ethnicity, body surface area and blood pressure, and independent of smoking and activity levels. This could be contributing to the excess cardiovascular mortality observed in schizophrenia. Future studies should investigate the contribution of antipsychotic medication to these changes

    How to turn yourself into a virtual travel companion in someone else’s car: Drawing design approaches from the philosophy of mind

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    Technological advancements in the development of autonomous vehicles have been focusing on the very fundamental issues such as functionality and safety. On the other hand, design researchers have started to explore possible everyday life interactions between people and automated vehicles, as well as probing the acceptance of such a disruptive technology by people and the emergence of trust from humans towards such cars. In this paper, I speculate on the possibility that autonomous driving might enable new human-to-human relationships. Departing from the Co-Drive concept, which envisions a new way of travelling and socializing inside the car by sharing a car trip with a remote virtual companion, I focus on the design challenges into the creation of one’s own virtual avatar who inhabits the car as the remote passenger and I draw possible design approaches into the construction of a (virtual) self-representation from the philosophy of mind

    Cardiac structure and function in patients with schizophrenia taking antipsychotic drugs: an MRI study

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    Cardiovascular disease (CVD) is a major cause of excess mortality in schizophrenia. Preclinical evidence shows antipsychotics can cause myocardial fibrosis and myocardial inflammation in murine models, but it is not known if this is the case in patients. We therefore set out to determine if there is evidence of cardiac fibrosis and/or inflammation using cardiac MRI in medicated patients with schizophrenia compared with matched healthy controls. Thirty-one participants (14 patients and 17 controls) underwent cardiac MRI assessing myocardial markers of fibrosis/inflammation, indexed by native myocardial T1 time, and cardiac structure (left ventricular (LV) mass) and function (left/right ventricular end-diastolic and end-systolic volumes, stroke volumes, and ejection fractions). Participants were physically fit, and matched for age, gender, smoking, blood pressure, BMI, HbA1c, ethnicity, and physical activity. Compared with controls, native myocardial T1 was significantly longer in patients with schizophrenia (effect size, d = 0.89; p = 0.02). Patients had significantly lower LV mass, and lower left/right ventricular end-diastolic and stroke volumes (effect sizes, d = 0.86-1.08; all p-values  0.05). These results suggest an early diffuse fibro-inflammatory myocardial process in patients that is independent of established CVD-risk factors and could contribute to the excess cardiovascular mortality associated with schizophrenia. Future studies are required to determine if this is due to antipsychotic treatment or is intrinsic to schizophrenia

    Virtual Reality for Informal Caregivers of Heart Failure Patients: A Mixed Method Research Proposal

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    Informal Caregivers (CG) for heart failure patients are very important for preserving health status, preventing symptoms exacerbation and improving self-care. However, being a caregiver can be very burdensome, emotionally stressful and, often, associated with social interaction problems. Despite this, literature lacks in interventions aimed to reduce burden and improve wellbeing. The aim of this project is to reduce burden, improve mutuality and increase resilience with the use of immersive virtual reality. A concurrent mixed method design will be used to test the intervention with two experiments on volunteer CG. Open-ended questions will be used, meanwhile, to explore the impact of the experience. Caregiver Burden Inventory (CBI), Mutuality Scale (MS) and Connor Davidson Resilience Scale (CDRISC-25) will be administered both pre and post experiments. On psychophysiological indexes, an analysis of variance will be performed (ANOVA). Data about burden, mutuality and resilience will be presented through data integration with the content analysis of the open-ended questions in a joint display

    A.R.M. - Augmented Reality Muscularity

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    Part 2: Short PapersInternational audienceThe theory of embodied cognition states that cognition is influenced by the body we inhabit. Research on embodiment illusions has confirmed that our perceived body affects our behavior and disposition. Virtual and augmented reality applications make the experience of ownership over a different body more accessible, but these virtual bodies are seldom fully utilized. Instead, the focus often lies on the scenario or the virtual surroundings. As an initial exploration of the effectiveness of embodiment illusions within the domain of exergaming, we embodied participants with a virtual muscular arm. Results show that weight perception is not directly affected by this manipulation. However, we theorize that body alterations like this might affect players’ motivation

    Reducing risk and improving maternal perspective-taking and empathy using virtual embodiment

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    The ability to perspective-take (cognitive awareness of another’s state) and empathise (emotional/affective response) are important characteristics for sensitive, co-operative and constructive parenting, which assists in developing adaptive functioning for children. For the first time, immersive virtual reality was used to place parents in the position of a child in order to assess impact on perspective-taking and empathy. This novel study was conducted with 20 non-high risk Spanish mothers (a pilot study with 12 mothers is reported in supplementary files). Mothers were virtually embodied as a 4-year-old child, experienced from the first-person perspective and with virtual and real body movements synchronised. They interacted with a ‘mother avatar’, which responded either in a Positive or Negative way. Participants reported a strong body ownership illusion for the child body that led to cognitive, emotional and physical reactions. Experiencing negative maternal behavior increased levels of empathy. In addition, the Negative mother led to increased feelings of fear of violence. Physiological data indicated greater stress in the Negative than Positive condition. Although further research is required to assess the effectiveness of such methods, any improvement in empathy that leads to a change in parenting behavior has the potential to impact on developmental outcomes for children
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