Hip Hop Party Dance: Cardiorespiratory Profile and Responses to a Predefined Sequence.

Hip hop is a popular dance genre practiced worldwide that has gained popularity since the 1970s. Despite this, studies related to the area and its physiological demands are still scarce. The purpose of this study was to report the cardiorespiratory profile of a group of male and female hip hop dancers to determine the zones of intensity of a predefined hip hop party dance sequence. Eight Brazilian professional hip hop dancers, four women and four men, mean age 22 ± 2.3 years, participated in the study. Using a portable gas analyser (Cosmed K5) their cardiorespiratory variables were measured at two different times: first, during a maximal treadmill test and later during a predefined hip hop party dance sequence. Descriptive statistics (mean and standard deviation) were used for calculating the dependent variables: oxygen consumption (VO2), heart rate (HR), and the intensity zones for the predefined hip hop sequence. Data normality was verified using the Shapiro-Wilk test. The Mann-Whitney U-test was performed to check any sex-related difference (p < 0.01). No statistical difference between male and female dancers was found in the cardiorespiratory profile and responses to the predefined hip hop party dance sequence. On the treadmill, the participants' VO2peak was 57.3 ± 12.7 ml·kg-1·min-1, and HRmax was 190.0 ± 9.1 b·min-1. The predefined hip hop party dance sequence was mainly (61%) performed in the moderate aerobic zone. However, when the dancers jumped, the intensity of the sequence increased. This information could be used to develop a specific supplementary training protocols for hip hop dancers to improve their physiological fitness parameters and reduce the incidence of injury.

Statin Use Improves Cardiometabolic Protection Promoted By Physical Training in an Aquatic Environment: A Randomized Clinical Trial. / Uso de Estatinas Melhora a Proteção Cardiometabólica Promovida pelo Treinamento Físico em Ambiente Aquático: Um Ensaio Clínico Randomizado.

BACKGROUND: Statin use is highlighted as the most commonly utilized therapy for the treatment of dyslipidemias and can be considered as the most efficient pharmacological intervention for low-density lipoprotein (LDL) reduction. On the other hand, physical training can be considered an efficient and safe non-pharmacological strategy to promote improvements in lipid profile. However, the influence of statins on lipid adaptations arising from water-based training in populations with dyslipidemia is not known. OBJECTIVES: To analyze the influence of simvastatin use on lipid adaptations arising from water-based aerobics and resistance training in elderly women with dyslipidemia. METHODS: Sixty-nine elderly (66.13 ± 5.13 years), sedentary, and dyslipidemic women, both non-users and users of simvastatin (20 mg and 40 mg), were randomized into the following 3 groups: water-based aerobic training (WA), water-based resistance training (WR), and control group (CG). Total duration of interventions, for all experimental groups consisted of 10 weeks, with 2 weekly sessions. Biochemical analyses were performed before the beginning of the interventions and repeated after the end of the trial. Generalized estimating equations were used to compare these data, setting α = 0.05. RESULTS: In intention-to-treat analysis, the medicated participants obtained a greater magnitude of decrease in total cholesterol (TC) (-3.41 to -25.89 mg.dl-1; p = 0.038), LDL (-5.58 to -25.18 mg.dl-1; p = 0.007) and TC/HDL ratio (-0.37 to -0.61; p = 0.022) when compared to the non-medicated participants, and this decrease was statistically significant only in the WR group. CONCLUSIONS: Statin use enhances the adaptations promoted by water-based physical training in CT, LDL levels, and CT/HDL ratio, and it is more pronounced after WR.

FUNDAMENTO: O uso de estatinas destaca-se como a terapia mais frequentemente utilizada para o tratamento de dislipidemias e pode ser considerado a intervenção farmacológica mais eficiente para a redução da lipoproteína de baixa densidade (LDL). Por outro lado, o treinamento físico pode ser considerado uma estratégia não farmacológica eficiente e segura para promover melhorias no perfil lipídico. No entanto, não se sabe qual seria a influência das estatinas nas adaptações lipídicas decorrentes do treinamento aquático em populações com dislipidemia. OBJETIVOS: Analisar a influência do uso de sinvastatina nas adaptações lipídicas decorrentes do treinamento aeróbico em meio aquático e de resistência em mulheres idosas com dislipidemia. MÉTODOS: Sessenta e nove mulheres idosas (66,13 ± 5,13 anos), sedentárias e dislipidêmicas, tanto não usuárias quanto usuárias de sinvastatina (20 mg e 40 mg), foram randomizadas nos 3 grupos seguintes: treinamento aeróbico em meio aquático (WA), treinamento de força em meio aquático (WR) e grupo controle (GC). A duração total das intervenções, para todos os grupos experimentais, foi de 10 semanas, com 2 sessões semanais. As análises bioquímicas foram realizadas antes do início das intervenções e repetidas após o final do ensaio. Foram utilizadas equações de estimativa generalizada para comparar esses dados, estabelecendo α = 0,05. RESULTADOS: Na análise por intenção de tratar, as participantes medicadas demonstraram uma redução de magnitude maior do colesterol total (CT) (−3,41 a −25,89 mg.dl−1; p = 0,038), LDL (−5,58 a −25,18 mg.dl−1; p = 0,007) e da relação CT/HDL (−0,37 a −0,61; p = 0,022) quando comparadas às participantes não medicadas, essa redução sendo estatisticamente significativa apenas no grupo WR. CONCLUSÕES: O uso de estatina incrementa as adaptações promovidas pelo treinamento físico aquático no CT, nos níveis de LDL e na relação CT/HDL, sendo mais pronunciado após WR.

Uso de estatinas melhora a proteção cardiometabólica promovida pelo treinamento físico em ambiente aquático: Um ensaio clínico randomizado / Statin use improves cardiometabolic protection promoted by physical training in an aquatic environment: A Randomized Clinical Trial

Resumo Fundamento: O uso de estatinas destaca-se como a terapia mais frequentemente utilizada para o tratamento de dislipidemias e pode ser considerado a intervenção farmacológica mais eficiente para a redução da lipoproteína de baixa densidade (LDL). Por outro lado, o treinamento físico pode ser considerado uma estratégia não farmacológica eficiente e segura para promover melhorias no perfil lipídico. No entanto, não se sabe qual seria a influência das estatinas nas adaptações lipídicas decorrentes do treinamento aquático em populações com dislipidemia. Objetivos: Analisar a influência do uso de sinvastatina nas adaptações lipídicas decorrentes do treinamento aeróbico em meio aquático e de resistência em mulheres idosas com dislipidemia. Métodos: Sessenta e nove mulheres idosas (66,13 ± 5,13 anos), sedentárias e dislipidêmicas, tanto não usuárias quanto usuárias de sinvastatina (20 mg e 40 mg), foram randomizadas nos 3 grupos seguintes: treinamento aeróbico em meio aquático (WA), treinamento de força em meio aquático (WR) e grupo controle (GC). A duração total das intervenções, para todos os grupos experimentais, foi de 10 semanas, com 2 sessões semanais. As análises bioquímicas foram realizadas antes do início das intervenções e repetidas após o final do ensaio. Foram utilizadas equações de estimativa generalizada para comparar esses dados, estabelecendo α = 0,05. Resultados: Na análise por intenção de tratar, as participantes medicadas demonstraram uma redução de magnitude maior do colesterol total (CT) (−3,41 a −25,89 mg.dl−1; p = 0,038), LDL (−5,58 a −25,18 mg.dl−1; p = 0,007) e da relação CT/HDL (−0,37 a −0,61; p = 0,022) quando comparadas às participantes não medicadas, essa redução sendo estatisticamente significativa apenas no grupo WR. Conclusões: O uso de estatina incrementa as adaptações promovidas pelo treinamento físico aquático no CT, nos níveis de LDL e na relação CT/HDL, sendo mais pronunciado após WR.

Abstract Background: Statin use is highlighted as the most commonly utilized therapy for the treatment of dyslipidemias and can be considered as the most efficient pharmacological intervention for low-density lipoprotein (LDL) reduction. On the other hand, physical training can be considered an efficient and safe non-pharmacological strategy to promote improvements in lipid profile. However, the influence of statins on lipid adaptations arising from water-based training in populations with dyslipidemia is not known. Objectives: To analyze the influence of simvastatin use on lipid adaptations arising from water-based aerobics and resistance training in elderly women with dyslipidemia. Methods: Sixty-nine elderly (66.13 ± 5.13 years), sedentary, and dyslipidemic women, both non-users and users of simvastatin (20 mg and 40 mg), were randomized into the following 3 groups: water-based aerobic training (WA), water-based resistance training (WR), and control group (CG). Total duration of interventions, for all experimental groups consisted of 10 weeks, with 2 weekly sessions. Biochemical analyses were performed before the beginning of the interventions and repeated after the end of the trial. Generalized estimating equations were used to compare these data, setting α = 0.05. Results: In intention-to-treat analysis, the medicated participants obtained a greater magnitude of decrease in total cholesterol (TC) (−3.41 to −25.89 mg.dl−1; p = 0.038), LDL (−5.58 to −25.18 mg.dl−1; p = 0.007) and TC/HDL ratio (−0.37 to −0.61; p = 0.022) when compared to the non-medicated participants, and this decrease was statistically significant only in the WR group. Conclusions: Statin use enhances the adaptations promoted by water-based physical training in CT, LDL levels, and CT/HDL ratio, and it is more pronounced after WR.

Efeitos do treinamento de caminhada em esteira sobre o equilíbrio e sintomas motores de pessoas com doença de parkinson: uma revisão da literatura / Effects of treadmill walking training on balance and motor symptoms in parkinson's disease: a literature review

A doença de Parkinson (DP) apresenta prejuízo no equilíbrio e piora de sintomas motores, os quais podem aumentar o risco de quedas. O exercício físico tem se mostrado uma estratégia eficaz para combater os sintomas e o avanço da DP. A caminhada parece ser uma das estratégias mais utilizadas dentro da reabilitação na DP. Além disso, a caminhada realizada em esteira parece ser segura e eficaz para o tratamento da DP. No entanto, para nosso conhecimento, não foi realizada uma revisão abrangente da literatura que aborde os efeitos do treinamento físico de caminhada em esteira sobre o equilíbrio e sintomas motores de indivíduos com DP. Diante disso, o objetivo do presente estudo foi comparar os efeitos do treinamento físico de caminhada em esteira sobre o equilíbrio, medido por meio da escala de equilíbrio de Berg (EEB) e sintomas motores, medido por meio da escala UPDRS-III ou UPDRS-M (Unified Parkinson's disease rating scale ­ III ou motor scale) em indivíduos com DP. Foi realizada uma busca na literatura nas bases de dados PubMed e SciELO utilizando as seguintes palavras-chave: "Parkinson disease", "Walking" e "Exercise". Um total de 11 artigos foram incluídos para leitura na íntegra. Ao fim do processo de leitura, foram incluídos oito artigos para extração dos dados. Foi observado que existem diferentes modelos de treinamento físico de caminhada em esteira, sendo que o mais utilizado é com a suspensão do peso corporal, aparecendo em cinco artigos. Além disso, um estudo investigou os efeitos da caminhada nórdica em esteira, e outros dois investigaram os efeitos da caminhada convencional em esteira com modelo de prescrição baseado na velocidade autosselecionada. Todos estudos demonstraram efeito positivo do treinamento físico de caminhada, demonstrando melhora no equilíbrio funcional e sintomas motores de indivíduos com DP quando comparados a um grupo controle. (AU)

Parkinson's disease (PD) impairs balance and worsens motor symptoms, increasing the risk of falls. Physical exercise has been shown to be an effective strategy to combat the symptoms and progress of PD. Walking seems to be one of the most used strategies within PD rehabilitation. In addition, walking on a treadmill appears to be safe and effective for the treatment of PD. However, to our knowledge, a comprehensive literature review that addresses the effects of physical walking training on the treadmill on balance and motor symptoms of individuals with PD has not been performed. Therefore, the aim of the present study was to compare the effects of physical training in treadmill walking on balance, measured using the Berg balance scale and motor symptoms, measured using the UPDRS-III or UPDRS-M scale (Unified Parkinson's disease rating scale - III or motor scale) in individuals with PD. A literature search was performed in the PubMed and SciELO databases using the following keywords: "Parkinson's disease", "Walking" and "Exercise". At the end of the selection process, eight articles were included for data extraction. It was observed that there are different models of physical training for walking on a treadmill, the most used being with the suspension of body weight, appearing in five articles. In addition, one study investigated the effects of Nordic walking on a treadmill, and two others investigated the effects of conventional walking on a treadmill with a prescription model based on self-selected speed. All studies demonstrated a positive effect of physical walking training, showing improvement in the functional balance and motor symptoms of individuals with PD when compared with control group. (AU)

Pilates training improves aerobic capacity, but not lipid or lipoprotein levels in elderly women with dyslipidemia: A controlled trial.

INTRODUCTION: The aim of the present study was to verify the effects of a Pilates training on total cholesterol (TC), triglycerides (TG), low-density lipoprotein (LDL), high-density lipoprotein (HDL), glucose and C-reactive protein (CRP) levels, as well as on functionality of postmenopausal women with dyslipidemia. METHOD: This randomized study involved 35 sedentary women with dyslipidemia, aged between 60 and 75 years. One group participated in a Pilates exercises training with two to four weekly sessions during 10 weeks (Pilates group, n = 20) and the other group did not perform any intervention (control group, n = 6). Biochemical analyses and functionality parameters were measured before and after the 10 weeks. RESULTS: No significant differences were observed in TC, TG, LDL and HDL for both groups. Regarding glucose and CRP levels, significant reductions were observed in both groups after the intervention period. In functional parameters, both groups significantly increased their 30-s chair stand test values. On the other hand, only the Pilates group presented significant increments in the 6-min walk test (p < 0.05). CONCLUSION: Pilates training did not change lipid or lipoprotein levels, but improved cardiorespiratory fitness of elderly women with dyslipidemia.

The beneficial effects of a water-based aerobic exercise session on the blood lipids of women with dyslipidemia are independent of their training status.

OBJECTIVES: To evaluate the acute effects of a session of water-based aerobic exercise on the blood lipid levels of women with dyslipidemia and to compare these results according to their training status. METHOD: Fourteen premenopausal women with dyslipidemia, aged 40-50 years, participated in two water-based aerobic exercise sessions, the first when they were generally sedentary and the second after they were trained with a water-based aerobic training program for 12 weeks. Both experimental sessions were performed using the same protocol, lasted 45 min, and incorporated an interval method, alternating 3 min at a rating of perceived exertion (RPE) of 13 and 2 min at an RPE of 9. Total cholesterol (TC), triglycerides (TG), low-density lipoprotein (LDL), high-density lipoprotein (HDL), and lipoprotein lipase enzyme (LPL) were obtained through venous blood collection before and immediately after each session. A generalized estimating equation method and Bonferroni tests were conducted (with time and training status as factors) for statistical analyses. RESULTS: At enrollment, the mean age of the participants was 46.57 years (95% confidence interval [CI] 44.81-48.34). The statistical analyses showed a significant time effect for all variables (TC: p=0.008; TG: p=0.012; HDL: p<0.001; LPL: p<0.001) except for LDL (p=0.307). However, the training status effect was not significant for any variable (TC: p=0.527; TG: p=0.899; HDL: p=0.938; LDL: p=0.522; LPL: p=0.737). These results indicate that the TC and TG levels reduced and the HDL and LPL concentrations increased from pre- to post-session in similar magnitudes in both sedentary and trained women. CONCLUSIONS: A single water-based aerobic exercise session is sufficient and effective to beneficially modify the lipid profile of women with dyslipidemia, regardless of their training status.

The beneficial effects of a water-based aerobic exercise session on the blood lipids of women with dyslipidemia are independent of their training status

OBJECTIVES: To evaluate the acute effects of a session of water-based aerobic exercise on the blood lipid levels of women with dyslipidemia and to compare these results according to their training status. METHOD: Fourteen premenopausal women with dyslipidemia, aged 40-50 years, participated in two water-based aerobic exercise sessions, the first when they were generally sedentary and the second after they were trained with a water-based aerobic training program for 12 weeks. Both experimental sessions were performed using the same protocol, lasted 45 min, and incorporated an interval method, alternating 3 min at a rating of perceived exertion (RPE) of 13 and 2 min at an RPE of 9. Total cholesterol (TC), triglycerides (TG), low-density lipoprotein (LDL), high-density lipoprotein (HDL), and lipoprotein lipase enzyme (LPL) were obtained through venous blood collection before and immediately after each session. A generalized estimating equation method and Bonferroni tests were conducted (with time and training status as factors) for statistical analyses. RESULTS: At enrollment, the mean age of the participants was 46.57 years (95% confidence interval [CI] 44.81−48.34). The statistical analyses showed a significant time effect for all variables (TC: p=0.008; TG: p=0.012; HDL: p<0.001; LPL: p<0.001) except for LDL (p=0.307). However, the training status effect was not significant for any variable (TC: p=0.527; TG: p=0.899; HDL: p=0.938; LDL: p=0.522; LPL: p=0.737). These results indicate that the TC and TG levels reduced and the HDL and LPL concentrations increased from pre- to post-session in similar magnitudes in both sedentary and trained women. CONCLUSIONS: A single water-based aerobic exercise session is sufficient and effective to beneficially modify the lipid profile of women with dyslipidemia, regardless of their training status.

Electrical Activity of Powerhouse Muscles During the Teaser Exercise of Pilates Using Different Types of Apparatus.

We compared the electrical activity of certain powerhouse muscles-External Oblique, Multifidus, Adductor Longus, and Gluteus Medius-during the teaser exercise of the Pilates Method, performed on various types of apparatus-the Mat, Reformer, and Wall Unit. Fifteen female practitioners of the Classic Pilates Method (32.6 ± 7.7 years old; 21.9 ± 1.9 body mass index) performed the teaser in each situation while electromyographic (EMG) and kinematic data were collected. Root mean square values of the flexion phase were compared. All muscles showed higher EMG activity in Reformer compared with Wall Unit, and Multifidus, Adductor Longus, and Gluteus Medius showed higher EMG activity in Mat compared with Wall Unit. No difference was found between Reformer and Mat.

Utilização do esparadrapo para bandagem de tornozelo e sua influência na economia de corrida / Use of adhesive tape for ankle taping and its effect in running economy

Objetivo: Verificar o efeito da bandagem, por meio de esparadrapo (esparadrapagem), para estabilização da inversão do tornozelo, na economia de corrida, determinada pelo custo de transporte (CT). Métodos: Dez corredores de 10 km com velocidade média de prova entre 13,5 e 15 km.h-1 realizaram os seguintes procedimentos: (1) Mensuração do consumo de oxigênio em repouso ortostático (VO2orto) por seis minutos; (2) três baterias de cinco minutos de corrida a 14 km.h-1 para determinação do VO2teste:sem esparadrapagem (SE); esparadrapagem em um tornozelo (E1T); e esparadrapagem nos dois tornozelos (E2T). O CT foi determinado segundo equação proposta na literatura. Resultados: Não houve diferenças no CT entre as baterias: SE (3,5 ± 0,2), E1T (3,6 ± 0,2) e E2T (3,6 ± 0,2) ANOVA medidas repetidas F(2;18) = 2,866; p=0,083. Conclusão: A esparadrapagem não influenciou a economia de corrida de atletas amadores de provas de longas distâncias.

Objective: To verify the effect of adhesive tape (adhesive taping) for stabilization of ankle reversals on running economy, determined by the cost of transport (CT). Methods: Ten male recreational long distance runners with average race speed between 13.5 and 15.0 km.h-1 performed the following procedures: (1) Measurement of oxygen consumption at rest (VO 2orto) for six minutes; (2) three bouts of five minutes running test at 14.0 km.h-1 to determined the Vo 2test; without taping (SE); taping in one ankle (E1T); and two ankles (E2T). Results: No difference in CT among the groups SE (3.5 ± 0.2), E1T (3.6 ± 0.2) and E2T (3.6 ± 0.2) was found (F(2;18)= 2.866; p=0.083). Conclusion: Adhesive taping does not influence the running economy in recreational long distance runners.