995 resultados para Mental fatigue.
Resumo:
Aquest treball té com a objectiu principal conèixer si hi ha millora en el control de la malaltia d’una persona que pateix un trastorn mental sever quan disposa d’un suport adequat de la família. Els objectius específics marcats són, avaluar la càrrega familiar que suposa tenir la responsabilitat de cuidar un familiar amb malaltia mental, conèixer les actituds dels familiars de persones que pateixen una malaltia mental, involucrar a la família dins de la teràpia del familiar amb malaltia mental severa, i aconseguir un grau de cooperació i comunicació favorable de la família al pacient. Es tracta d’un estudi d’investigació quantitatiu, transversal i de tipus analític, el qual la mostra de la població estudiada estarà composta de 100 pacients entre 20 i 30 anys amb diagnòstic de trastorn mental sever segons el DSM-IV, atesos durant l’últim any en el Centre de Salut Mental d’Adults de Vic i els seus cuidadors principals o persones més properes. Es realitzarà recollida de dades a través de la revisió de les històries clíniques, informació facilitada pel terapeuta que tracta al pacient i entrevistes als familiars cuidadors o persona més propera i als mateixos pacients. Aquesta entrevista la faran professionals entrenats i competents. Amb tot això s’establirà una correlació entre les variables d’estrès, suport als familiars i el desenvolupament dels rols, i s’agruparan les variables de manera que quedin estructurades en subgrups.
Resumo:
Abacus, és una eina de reforç al càlcul mental.Aquesta eina té dos propòsits, enfocats a dues situacions prou diferents: per una banda ajudar als nens que comencen a estudiar càlcul, per a qui aquesta eina servirà per a millorar la seva facilitat en el càlcul; per una altra banda gent a qui han detectat alguna malaltia degenerativa, a qui l¿exercici mental podria ajudar.
Resumo:
The purpose of this investigation was to study the flexural fatigue strength of two prestressed steel I-beams which had previously been fabricated in connection with a jointly sponsored project under the auspices of the Iowa State Highway Commission. The beams were prestressed by deflecting them under the action of a concentrated load at the center of a simple span, then welding unstressed high strength steel plates to the top and bottom flanges to retain a predetermined amount of prestress. The beams were rolled sections of A36 steel and the plates were USS "T-1" steel. Each of the two test specimens were subjected to an identical repeated loading until a fatigue failure occurred. The loading was designed to produce stresses equivalent to those which would have occurred in a simulated bridge and amounted to 84 percent of a standard H-15 live load including impact. One of the beams sustained 2,469,100 repetitions of load to failure and the other sustained 2,756,100 cycles. Following the fatigue tests, an experimental study was made to determine the state of stress that had been retained in the prestressed steel beams. This information, upon which the calculated stresses of the test could be superimposed, provided a method of correlating the fatigue strength of the beams with the fatigue information available on the two steels involved.
Resumo:
AIM: The study examined the effects of an oral acute administration of the beta2-agonist salbutamol (Sal) (6 mg) vs. placebo on muscle strength and fatigability in 12 non-asthmatic recreational male athletes in a randomized double-blind protocol. METHODS: Contractile properties of the right quadriceps muscle were measured during electrical stimulations, i.e. twitch, 1-s pulse trains at 20 (P(20) ) and 80 Hz (P(80) ) and during maximal voluntary isometric contraction (MVIC) before (PRE) and after (POST) a fatigue-producing protocol set by an electromyostimulation (30 contractions, frequency: 75 Hz, on-off ratio: 6.25-20s). In addition, the level of muscle voluntary activation was measured. RESULTS: In PRE and POST conditions, the peak torque (PT) of twitch, P(80) and MVIC were not modified by the treatment. The PT in POST P(20) was slightly, although not significantly, less affected by fatigue in Sal compared with placebo condition. Moreover, twitch half-relaxation time at PRE was smaller under Sal than under placebo (P < 0.05). No significant changes in the degree of voluntary activation were observed with Sal treatment in PRE or POST condition. CONCLUSION: Although these findings did not exclude completely an effect of Sal on peripheral factors of human skeletal muscle, oral acute administration of the beta2-agonist Sal seems to be without any relevant ergogenic effect on muscle contractility and fatigability in non-asthmatic recreational male athletes.
Resumo:
Abacus és una eina de reforç al càlcul mental. Aquesta eina té dos propòsits, enfocats a dues situacions prou diferents: per una banda, ajudar els nens que comencen a estudiar càlcul, per a qui aquesta eina servirà per millorar la seva facilitat en el càlcul; per una altra banda, està pensada per a gent a qui han detectat alguna malaltia degenerativa, a qui l'exercici mental podria ajudar.
Resumo:
En aquest treball es recull tota una sèrie d'experiències pràctiques i teòriques que permeten que ens endinsem en l'aprenentatge del rol del psicòleg clínic en un centre de salut mental d'adults, com també en una unitat sociosanitària, i veure les diferents eines d'avaluació i intervenció emprades en diferents psicopatologies.
Resumo:
The Iowa 2012 General Assembly charged the Iowa Department of Public Health with creating a mental health and disabilities group to make workforce recommendations in support of services to Iowans (Senate File 2315, Division II, Section 24). The Department of Human Services Mental Health Redesign Initiative was already underway since 2010. Workforce supply is a critical element of service capacity. IDPH leadership reviewed the legislative language, conferred with DHS leadership, appointed the workforce, and began deliberations in fall 2012.
Resumo:
The effects of the sympathetic activation elicited by a mental stress on insulin sensitivity and energy expenditure (VO(2)) were studied in 11 lean and 8 obese women during a hyperinsulinemic-euglycemic clamp. Six lean women were restudied under nonselective beta-adrenergic blockade with propranolol to determine the role of beta-adrenoceptors in the metabolic response to mental stress. In lean women, mental stress increased VO(2) by 20%, whole body glucose utilization ([6,6-(2)H(2)]glucose) by 34%, and cardiac index (thoracic bioimpedance) by 25%, whereas systemic vascular resistance decreased by 24%. In obese women, mental stress increased energy expenditure as in lean subjects, but it neither stimulated glucose uptake nor decreased systemic vascular resistance. In the six lean women who were restudied under propranolol, the rise in VO(2), glucose uptake, and cardiac output and the decrease in systemic vascular resistance during mental stress were all abolished. It is concluded that 1) in lean subjects, mental stress stimulates glucose uptake and energy expenditure and produces vasodilation; activation of beta-adrenoceptors is involved in these responses; and 2) in obese patients, the effects of mental stress on glucose uptake and systemic vascular resistance, but not on energy expenditure, are blunted.
Resumo:
Abstract Human experience takes place in the line of mental time (MT) created through 'self-projection' of oneself to different time-points in the past or future. Here we manipulated self-projection in MT not only with respect to one's life events but also with respect to one's faces from different past and future time-points. Behavioural and event-related functional magnetic resonance imaging activity showed three independent effects characterized by (i) similarity between past recollection and future imagination, (ii) facilitation of judgements related to the future as compared with the past, and (iii) facilitation of judgements related to time-points distant from the present. These effects were found with respect to faces and events, and also suggest that brain mechanisms of MT are independent of whether actual life episodes have to be re-experienced or pre-experienced, recruiting a common cerebral network including the anteromedial temporal, posterior parietal, inferior frontal, temporo-parietal and insular cortices. These behavioural and neural data suggest that self-projection in time is a fundamental aspect of MT, relying on neural structures encoding memory, mental imagery and self.
Resumo:
Són moltes les investigacions que han aprofundit en l’estudi de l’esquizofrènia i algunes aporten resultats de persones que estan a la tercera edat. L’objectiu principal d’aquest estudi és descriure alguns aspectes mèdics i de gestió de casos en població gran afectada de trastorn mental. Un segon objectiu és observar si hi ha un major risc cardiovascular en edat avançada en comparació amb persones de menor edat. Es tracta d’un estudi descriptiu i transversal amb una mostra de 220 subjectes afectats de trastorn mental sever, 33 dels quals sobrepassen els 60 anys. Es van utilitzar els registres sobre les dades mèdiques, clíniques i de funcionament social durant l’any 2011. Entre els resultats principals s’ha trobat una bona adherència al tractament i al seguiment(95,3%-90% respectivament) una bona participació familiar en el tractament(90%), nivells més elevats de dislipèmies(colesterol 70,6%; triglicèrids 64,3%), menor nombre de fumadors(28%). Les valoracions psicopatològiques no mostren significació estadística respecte al grup més jove (p=.468) ni en reingressos ni urgències(p=.181;.420 respectivament). Les dades que es presenten en aquest estudi fan èmfasi en la necessitat de tenir cura dels malalts mentals també a la tercera edat, on la fragilitat física i psicosocial s’accentua a nivell de comorbilitat amb altres malalties mèdiques.
Resumo:
Objectives: To study the dental status and treatment needs of institutionalized older adults with chronic mental illness compared to a non-psychiatric control sample. Study Design: The sample size was 100, in which 50 were psychogeriatric patients (study group; SG) classified according to DSM-IV, with a mean age of 69.6 ± 6.7 years, and 50 non-psychiatric patients (control group; CG), with a mean age of 68.3 ± 6.9 years. Clinical oral health examinations were conducted and caries were recorded clinically using the Decayed, Missing and Filled Teeth Index (DMFT). Results were analyzed statistically using the Student"s t-test or analysis of variance. Results: Caries prevalence was 58% and 62% in SG and CG, respectively. DMFT index was 28.3 ± 6.6 in SG and 21.4 ± 6.07 in CG (p < 0.01). Mean number of decayed teeth was higher in SG (3.1) compared to CG (1.8) (p=0.047). Mean number of missing teeth were 25.2 and 16.4 in SG and CG respectively (p<0.05). DMFT scores were higher in SG in all the age groups (p < 0.01). Mean number of teeth per person needing treatment was 3.4 in SG and 1.9 in CG (p= 0.037). The need for restorative dental care was significantly lower in the SG (0.8 teeth per person) than in the CG (1.7 teeth per person) (p = 0.043). Conclusions: Institutionalized psychiatric patients have significantly worse dental status and more dental treatment needs than non-psychiatric patients.
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La revista especialitzada NeuroReport ha publicat un article que m'ha aportat nous elements de reflexió sobre els mecanismes neurals de control mental que, de forma innata, realitzem les persones com a part de la nostra vida social.
Resumo:
Working in a NGO often involves providing life saving resources (food, medicine, equipment, water, etc) to needy populations around the globe. Such duty requires highly dedicated employees and humanitarian workers are said to face a hign degree of pressure in their daily work. Despite the evidence of taxing work demands, and a high potential for stress related problems, very few studies on occupational chronic stress have specifically looked at NGO workers. Assuming that "field stress" can relay to workers at headquarters, we carried out an exploratory study about occupational health among employees of a NGO's headquarters. We sent a questionnaire to all employees (N=130) of a NGO headquarters located in Switzerland. We used the TST questionnaire (French version of the Langner's questionnaire on psychiatric symptoms) to identify cases with potential mental health problems. We also included in the questionnaire some items about motivation, acknowledgment, work-life balance, job demand, and autonomy. A total of 75 employees answered our questionnaire (57% response rate). 44% of our sample were men (n=33) and 56% were women (n=42). The mean age was of 40 years (SD=7.6). 56% were working at the headquarters of the NGO in questions as of 2 years or less. Not surprisingly, a majority of respondents reported to be highly motivated (74%) and the meaning of work was important for 80% of them. However, 35% indicated having problems in conciliating their private and professional life. Most frequent reported symptoms included feeling "weak all over" (81%), having "trouble getting asleep often" (35%), "clogging in nose" (35%), feeling "nervous often" (33%), and "memory not all right" (33%). The score for psychiatric symptoms was high in 8 (11%) employees whose health might therefore be at risk. In comparison, other sudies showed that this proportion was 9% for French teachers and 16% for sales personnel1. Results show that symptoms of mental health problems do occur among NGO workers. Some of these symptoms are known to be linked to occupational stress. Chronic stress manifests itself first in non-specific symptoms (e.g. fatigue) and later in specific pathologies. This could explain the relatively low proportion of cases with a high score in Langner's scale than was expected. Therefore, we hypothesize a healthy worker effect. The fact that our sample is 40 years old in average, and that the turnover is quite high can also support this hypothesis. Further research is needed in order to better understand occupational stress in this specific population. An upcoming study will investigate the role of organizational factors associated with health complaints. Therefore, a longitudinal survey including quantitative and qualitative methods is appropriate.
Resumo:
Sobre el nou títol d'Estudi de Grau d' Infermeria i de Salut Mental