986 resultados para PSE-sessão


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Pós-graduação em Desenvolvimento Humano e Tecnologias - IBRC

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Pós-graduação em Desenvolvimento Humano e Tecnologias - IBRC

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The aim of this study was to examine changes on anaerobic power after competitive period in professional soccer players. Twenty five male was evaluated before (PRE) and after (POS) competitive period. To assess anaerobic power was used running based on anaerobic sprint test (RAST), which were determined the maximum power (MAXP), medium power (MEDP), minimum power (MINP) and fatigue index (FI). The test was performed in the first (PRE) and the last (POS) training session of competitive period, wich lasted 20 weeks. There were no significant difference (p>0,05) in POS condition compared to PRE condition on MAXP (10,70 ± 0,95 vs 10,83 ± 0,87), MINP (8,48 ± 0,92 vs 8,28 ± 0,76), MEDP (9,52 ± 0,83 vs 9,41 ± 0,61) and FI (22,73 ± 7,48 vs 25,53 ± 8,79). There was no significant change on anaerobic power after a competitive period wich lasted 20 weeks in professional soccer players.

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The aim of this study was to verify the use of exertion subjective perception to control warm-up intensity performed by continuous running in children. Twenty-one children (11,4 ± 0,8 years, 45 ± 9,8 kg e 153,6 ± 9,6 cm), performed warm-up by continuous running in randomic order in three conditions with diferent intensities using rate of perceived exertion (RPE). The intensities were chosen according to RPE Borg CR-10 and the arbitrary units used were three (B3), Five (B5) and nine (B9). The heart rate (HR) and mean velocity of the run (VEL) were evaluated to analyse the intensity of the three warm-up conditions. Statistical analysis was done by annova one-way followed by post-hoc tukey test, considering significant level of 5%. There were significant increase in HR (B3= 112 ± 10, B5 = 140 ± 18 e B9 = 176 ± 21 bpm) and VEL (B3 = 4,01 ± 0,5, B5 = 7,09 ± 1,22 e B9 = 10,97 ± 1,70 km/h) between B5 and B9 condition compared to B3. Moreover, in both parameters B9 presented significantly higher results compared to the condition B5. It´s possible to control warm-up intensity performed by continuous running in children using RPE Borg CR-10.

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Change on vertical jump after competitive period in professionals soccer players. Brazilian Journal of Biomotricity, v. 4, n. 2, p. 140-147, 2010. Soccer is a sport that demands different intensities of run, with decisive actions of a match being held in maximum intensity. Vertical jump test is widely used in soccer players due to the strong relationship with speed and agility. Futhermore, there are little information about change on vertical jump after the competitive season in soccer players. The aim of this study was to analyze change on vertical jump after the competitive season in professional soccer players. Took part in this study 21 male athletes (20.82 ± 3.16 years, 72.28 ± 8.74 kg and 179.91 ± 6.14 cm) subscribers to the 4th division of the Paulista championship of 2009. The competitive season had a duration of 20 weeks, with a total of 20 official matchs done. The test used was the counter-movement vertical jump (VJ), that was performed in the first (PRE) and last (POS) training session of the competitive period. After confirmation of data normality by Kolmogorov-Smirnov, the inferential analysis of the results of VJ between PRE and POS was performed using the paired t-test, considering the significance level of 5%. There was a significant increase (p<0,05) on VJ after the competitive period (PRE=54,19±4,46 and POS=57,94±5,23). According to the results of this study, it is possible to increase the performance of VJ in professional soccer players after the competitive period of 20 weeks duration.

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The effect of physical exercise in immune function has been extensively studied. The intensity and duration of physical exercise have considerable influence in immunologic parameters. However, few studies have compared different exercise intensities in different stages of a physical training program. Thus, the aim of this study was to verify the metabolic, hormonal and immunologic changes before and after acute intermittent swimming exercise, following different stages of training program. Seventeen male swimmers were evaluated in three stages of training. The intensity of the three sessions was 90% (anaerobic potency – PAN), 70% (aerobic potency - PAE) and 98% (lactate tolerance – TLA) of the maximal speed from the best time of the distance, resulted from peak performance in competition. Blood samples were collected pre and immediately after exercise for cells counting and measurement of substrates and cortisol concentrations. It was used ANOVA to verify the significance of difference (p<0.05). There was a significant increase of glucose and cortisol post exercise in the PAN and PAE sessions. Glutamine increased significantly in PAE and TLA. Leukocytes increased significantly after the three different sessions and lymphocytes decreased significantly on PAE and TLA. In conclusion, it was demonstrated that changes of the several parameters studied in different stages of training program can cause temporary alterations in immune cells and may compromise resistance to common minor illnesses and athlete performance.

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Apesar de pouco explorado, a prática de atividade física promove redução da Pressão Intraocular (PIO). O objetivo foi verificar o efeito de diferentes tipos de exercício na PIO. Quinze voluntários foram submetidos a 3 sessões de 30min de exercícios resistidos (3 x 8 repetições a 80%1RM), aeróbio contínuo (60% da Frequência Cardíaca de Reserva [FCR]), aeróbio intervalado (2min a 50% alternando com 1min a 80% da FCR). PIO foi mensurada antes (M1), durante (M2-15min), imediatamente após a sessão (M3) e na recuperação (5min [R1] e 10min [R2]). Como procedimento estatístico foi utilizado ANOVA. Houve redução da PIO nas 3 sessões de exercício (M2 e M3). Na recuperação, PIO permaneceu reduzida após 5min (R1) em todos os modelos. Porém, aos 10min (R2) estava menor que M1 apenas na sessão de exercício intervalado. Os resultados sugerem que o exercício intervalado é mais efetivo que o contínuo e resistido na redução da PIO.

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Estudos sugerem que a atividade física promove redução e contribui no controle da Pressão Intraocular (PIO). O objetivo foi verificar o efeito de diferentes exercícios na PIO. Quinze voluntários foram submetidos a 3 sessões de 30min de exercícios resistidos (3 x 8 repetições a 80%1RM), aeróbio contínuo (60% da Frequência Cardíaca de Reserva [FCR]), aeróbio intervalado (2min a 50% alternando com 1min a 80% da FCR). PIO foi mensurada antes (M1), durante (M2-15min), imediatamente após a sessão (M3) e na recuperação (5min [R1] e 10min [R2]). Adotou-se ANOVA para tratamento estatístico. Houve redução significativa da PIO nas 3 sessões de exercício (M2 e M3). Na recuperação, PIO permaneceu reduzida após 5min (R1) em todos os modelos. Porém, aos 10min (R2) estava menor que M1 apenas na sessão de exercício intervalado. Os resultados sugerem que o exercício intervalado pode ser mais efetivo que o contínuo e resistido na diminuição da PIO.

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The objective of the research was to evaluate the effect of a training program of physical exercises mixed (aerobic / anaerobic conditioning circuit-break with active), including exercises, walking, weight training and Swiss ball, caused about possible changes in their metabolic system, as changes acute and chronic, individuals bearers of DM2. The methodology used is a model of experimented design of pretest and post-test applied to the group. The blood glucose levels were analyzed in fasting pre-test and post-test, and capillary glycemia in three periods of physical exercise: pre, during and post training, and the statistical processing done by the use of Statistical Software for PC-For SPSS ® Windows ®, V. 12.0 .. With the result has been a drop in the values significant glucometers between 6 weeks of training, with a negative delta average of 68 mg / dl. Furthermore, similar results were also found variations in the daily glycemic between the moments before and after the training session acute. Thus we find that, regardless of the biological mechanism responsible, the program mixed aerobic and anaerobic conditioning circuit-break with active was effective in reducing and controlling chronic and acute glycemic of subjects type 2 diabetic.

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In behavioral therapy several techniques are used, among them the role-playing and functional analysis. Role-playing is feasible to model relevant behaviors while functional analysis is used for diagnostic evaluation and to produce self-knowledge. However, some clinical problems have characteristics that hinder the creation of self-knowledge, without which the client may not develop the modeling of alternative repertoires. This study aims to illustrate the combination of role-playing and functional analysis as a procedure to facilitate the development of self-awareness in clients with deficits in discrimination of functional relations and interpersonal difficulties. A session was selected from a total of 12 group meetings. The main result was the increase of self-revelations and discrimination of functional relationships by customers. It is concluded that the role-playing can be an environment to teach the client to describe functional relations and produce self-knowledge when facing interpersonal problems and difficulties on the discrimination of the actual contingencies in place.

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The world’s population is having more and more difficulties in performing their daily activities and leisure, becoming, this way, more sedentary. Sedentary lifestyle can be considered as a reduction or as a lack of physical activity, less than the minimum volume suggested by the World Health Organization (WHO). Physical activity changes the behavior and some environmental acts. This study aimed to identify the NAF of students in the area of Physical Education and Healt Nursing and compare it with identified students’ levels non-health areas, being Production Engineer and Pedagogy. Aimed to correlate the found volume of 15 participants, with the state of cardio respiratory fitness (VO2max). The study included 125 students of both sexes from a university located in São Paulo state country. We conducted a cross-sectional study from August to October of 2012. For the initial test of the volume of physical activity we used the International Physical Activity Questionnaire (IPAQ) long version. In order of assessing cardio respiratory fitness, the Katch and McArdle seat test (1981) was used. Data were analyzed according to Physical Activity Level (PAL) presented by the university students in sessions 1, 2, 3, 4 of the IPAQ, and 15 students’ results were correlated with VO2max test. From these results we can say that: IPAQ session 1 showed that students in the health area are statistically superior to the non-health students area to the high-active classification. In session 2 the results were significant and superior to the health area and very active in sedentary classification. The session 3 results were very similar to session 1, showing that the health area as high-active with statistics differences. In session 4 we can see very significant results for health area in high-active areas and irregular actives. A total of 4 sessions found significant results for very active and sedentary. When was the attempt of association between levels 15 participants found the IPAQ long version and test bank VO2max, the results showed no significant association. The results of this study show a need for policies to encourage physical activity in the University environment, emphasizing a greater need for students who do not work in healthcare.

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O Golbol é um esporte desenvolvido para deficientes visuais (DV), no qual o intuito é poder oferecer uma possibilidade adaptada de esporte coletivo, que atenda às necessidades sensoriais do indivíduo DV. Nesse trabalho, nosso objetivo se encontra em verificar e comparar por meio de um questionário estruturado, em escala Likert de 4 pontos, o nível médio de respostas dos participantes a respeito da situação do projeto de extensão e da possibilidade de criarmos uma equipe competitiva e representativa a partir das vivências já estipuladas por estes praticantes. Método: Foi aplicada a avaliação em 12 sujeitos, durante uma sessão de atividades no mês de outubro de 2013. Todos os princípios de ética foram respeitado, seguindo as normas e exigências de nosso comitê de ética local. Dos 12 participantes, 05 eram praticantes DVs do projeto e 07 foram os monitores e envolvidos com a supervisão e docência no projeto. Resultados: Dos resultados encontrados, a partir da relação das respostas dos participantes e da análise descritiva dos itens respondidos e percentuais da amostra, destacamos grande pretensão nas práticas do golbol e na formação de uma equipe competitiva, que condiz com a análise das respostas dos monitores do projeto. Conclusão: Os itens analisados no presente estudo indicam que as expectativas dos envolvidos estão alinhadas com os reais objetivos do projeto. No entanto, nota-se a necessidade de pesquisas futuras que subsidiem estratégias e metodologias adequadas a este público e que permitam mais especificidade a partir da criação de uma equipe representativa e de caráter competitivo para esta modalidade.

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Objective The present study aimed to examine the reproducibility of heart rate (HR) and rating of perceived exertion (RPE) values obtained during different incremental treadmill tests. Equipment and methods Twenty male, recreational, endurance-trained runners (10-km running pace: 10–15 km·h−1) performed, in a counterbalanced order, three continuous incremental exercise tests with different speed increments (0.5 km·h−1, 1 km·h−1 and 2 km·h−1). Thereafter, each participant performed the three tests again, maintaining the same order as before. The reproducibility of the HR and RPE values were analyzed for all protocols during submaximal intensities (8, 10, 12, and 14 km·h−1). In addition, it was examined the reproducibility of maximal HR (HRmax) and peak RPE (RPEpeak). Results The variability of both the HR and RPE values showed a tendency to decrease over the stages during the incremental test and was not or slightly influenced by the incremental test design. The HR at 14 km·h−1 and HRmax presented the highest reproducibility (CV < 2%). In contrast, the submaximal RPE values showed higher variability indices (i.e., CV > 5.0%). In conclusion, the HR values were highly reproducible during the stages of the incremental test, in contrast to the RPE values that presented limited reproducibility.