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1.
Rev. bras. med. esporte ; 29: e2022_0804, 2023. tab, graf
Article in English | LILACS-Express | LILACS | ID: biblio-1423594

ABSTRACT

ABSTRACT Introduction The sprint is extremely explosive, and inadequate training methods can cause irreversible muscle damage. Objective Explore the types of sports injuries, the main sites, the main factors affecting the results of physical training, and the main factors affecting recovery from muscle injuries in college and university sprinters, and propose preventive measures. Methods Taking 174 college sprinters as the research object, we analyzed the conditions related to muscle injury and physical training of sprinters, using field investigation, questionnaire survey, and mathematical statistics. The types of sports injuries, the main sites, the main factors affecting the results of physical training, and the main factors affecting college sprinters' recovery from muscle injury were investigated. Results Among the 174 athletes surveyed, 47.7% had sports injuries of different degrees, and 52.3% had no sports injuries. Different physical training methods, training time, training levels, and slack fatigue training can affect physical training results. Conclusion College sprinters should improve their safety awareness, give importance to preparatory activities and flexibility exercises, optimize strength training programs, and use physical and exercise therapy to promote recovery from muscle injuries. Level of evidence II; Therapeutic studies - investigation of treatment outcomes.


RESUMO Introdução O velocismo é um esporte extremamente explosivo, e métodos de treinamento inadequados podem causar danos musculares irreversíveis. Objetivo Explorar os tipos de lesões esportivas, os principais locais, os principais fatores que afetam os resultados do treinamento físico e os principais fatores que afetam a recuperação das lesões musculares dos velocistas em faculdades e universidades, propondo medidas preventivas. Métodos Tomando 174 velocistas universitários como objeto de pesquisa, analisou-se as condições relacionadas à lesão muscular e ao treinamento físico dos velocistas, utilizando investigação de campo, levantamento de questionários e estatísticas matemáticas. Pesquisou-se os tipos de lesão esportiva, os principais locais, os principais fatores que afetam os resultados do treinamento físico e os principais fatores que afetam a recuperação da lesão muscular dos velocistas universitários. Resultados Entre os 174 atletas pesquisados, 47,7% apresentaram lesões esportivas de diferentes graus, e 52,3% não tiveram lesões esportivas. Diferentes métodos de treinamento físico, tempo de treinamento, níveis de treinamento e treinamento negligente de fadiga podem afetar os resultados do treinamento físico. Conclusão Os velocistas universitários devem melhorar sua consciência de segurança, dar importância às atividades preparatórias e aos exercícios de flexibilização, otimizar o programa de treinamento de força, usar a fisioterapia e a terapia de exercícios para promover a recuperação de lesões musculares. Nível de evidência II; Estudos terapêuticos - investigação dos resultados do tratamento.


RESUMEN Introducción El sprint es un deporte extremadamente explosivo, y métodos de entrenamiento inadecuados pueden causar daños musculares irreversibles. Objetivo Explorar los tipos de lesiones deportivas, las principales localizaciones, los principales factores que afectan a los resultados del entrenamiento físico y los principales factores que afectan a la recuperación de las lesiones musculares en velocistas colegiales y universitarios, proponiendo medidas preventivas. Métodos Tomando como objeto de investigación 174 velocistas universitarios, se analizaron las condiciones relacionadas con las lesiones musculares y el entrenamiento físico de los velocistas mediante investigación de campo, encuesta por cuestionario y estadística matemática. Se investigaron los tipos de lesiones deportivas, las principales localizaciones, los principales factores que afectan a los resultados del entrenamiento físico y los principales factores que afectan a la recuperación de las lesiones musculares de los velocistas universitarios. Resultados De los 174 deportistas encuestados, el 47,7% tenía lesiones deportivas de distinto grado y el 52,3% no tenía lesiones deportivas. Los diferentes métodos de entrenamiento físico, el tiempo de entrenamiento, los niveles de entrenamiento y el entrenamiento descuidado por fatiga pueden afectar a los resultados del entrenamiento físico. Conclusión Los velocistas universitarios deben mejorar su conciencia de seguridad, dar importancia a las actividades preparatorias y a los ejercicios de flexibilidad, optimizar el programa de entrenamiento de fuerza, utilizar la fisioterapia y la terapia de ejercicio para promover la recuperación de las lesiones musculares. Nivel de evidencia II; Estudios terapéuticos - investigación de los resultados del tratamiento.

2.
Clinics ; 70(4): 264-272, 04/2015. tab, graf
Article in English | LILACS | ID: lil-747111

ABSTRACT

OBJECTIVE: Bone metastasis is frequently associated with nasopharyngeal carcinoma. The diagnosis and follow-up of bone metastatic patients usually relies on skeletal X-ray and bone scintigraphy, which are time-consuming and costly. This study aimed to evaluate whether serum alkaline phosphatase offers clinical value in predicting the clinical response and survival outcome for skeletal metastatic nasopharyngeal carcinoma. METHODS: Serum alkaline phosphatase was measured at baseline and then before each cycle of treatment in 416 nasopharyngeal carcinoma patients with bone metastasis. The correlations between the pre-treatment and post-treatment alkaline phosphatase levels and the treatment efficacy were analyzed using the chi-square test. Survival was analyzed using the Kaplan–Meier method and then compared using the log-rank test. RESULTS: Patients with elevated pre-treatment alkaline phosphatase (>110 IU/L) had significantly worse progression-free survival (P<0.001) and overall survival (P<0.001) than those with a normal level of this marker (≤110 IU/L). Patients with elevated post-treatment alkaline phosphatase had worse progression-free survival (P<0.001) and overall survival (P<0.001) compared with those with a normal level. Patients with normal pre-treatment and post-treatment alkaline phosphatase showed the most favorable prognosis. The Cox multivariate analysis revealed that only the pre-treatment and post-treatment alkaline phosphatase levels were independent prognostic factors for progression-free survival (HR ϝ 1.656, P<0.001; HR ϝ 2.226, P<0.001) and for overall survival (HR ϝ 1.794, P<0.001; HR ϝ 2.657, P<0.001). CONCLUSIONS: Serum alkaline phosphatase appears to be a significant independent prognostic index in patients with skeletal metastatic nasopharyngeal carcinoma, which could reflect the short-term treatment response ...


Subject(s)
Adolescent , Adult , Aged , Female , Humans , Male , Middle Aged , Young Adult , Alkaline Phosphatase/blood , Bone Neoplasms/enzymology , Bone Neoplasms/mortality , Carcinoma/enzymology , Carcinoma/mortality , Nasopharyngeal Neoplasms/enzymology , Nasopharyngeal Neoplasms/mortality , Biomarkers, Tumor/blood , Bone Neoplasms/blood , Bone Neoplasms/secondary , Carcinoma/blood , Carcinoma/pathology , Disease Progression , Disease-Free Survival , Kaplan-Meier Estimate , Nasopharyngeal Neoplasms/blood , Nasopharyngeal Neoplasms/pathology , Reference Values , Retrospective Studies , Time Factors , Treatment Outcome
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