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Impact of nutritional status on body composition and muscle strength of older women enrolled in a resistance training program / Impacto do estado nutricional na composição corporal e força muscular de idosas inseridas em um programa de treinamento com pesos
Pina, Fábio Luiz Cheche; Nascimento, Matheus Amarante do; Ribeiro, Alex Silva; Tomeleri, Crisieli Maria; Cyrino, Edilson Serpeloni.
  • Pina, Fábio Luiz Cheche; University of Northern Paraná. Center for Research in Health Sciences. Londrina. BR
  • Nascimento, Matheus Amarante do; Londrina State University. Center for Physical Education and Sport. Metabolism, Nutrition and Exercise Laboratory. Londrina. BR
  • Ribeiro, Alex Silva; University of Northern Paraná. Center for Research in Health Sciences. Londrina. BR
  • Tomeleri, Crisieli Maria; Londrina State University. Center for Physical Education and Sport. Metabolism, Nutrition and Exercise Laboratory. Londrina. BR
  • Cyrino, Edilson Serpeloni; Londrina State University. Center for Physical Education and Sport. Metabolism, Nutrition and Exercise Laboratory. Londrina. BR
Rev. bras. cineantropom. desempenho hum ; 20(3): 235-246, May-June 2018. tab, graf
Article Dans Anglais | LILACS | ID: biblio-958360
ABSTRACT
Abstract Overweight among older adults has increased considerably, and resistance training (RT) is a very attractive intervention strategy for positive changes associated with its practice. The aim was to evaluate the impact of nutritional status on body composition and muscle strength of older women in a RT program. Forty-eight older women were divided into three groups eutrophic (EUT, BMI ≤ 24.9 kg/m2), overweight (OVE, BMI between 25.0 and 29.9 kg/m2) and obese (OBE, BMI ≥ 30.0 kg/m2). RT was performed for 12 weeks, one set of 10 to 15 repetitions, eight exercises, three weekly sessions. Body composition assessments (muscle mass, fat mass and trunk fat), strength and muscle quality were performed. Interaction for muscle mass in EUT had significant effect (+ 4.0%) when compared to OVE (+ 1.4%) and OBE (+ 1.4%). Time effect was observed for muscle strength (EUT = + 10.6%, OVE = + 7.5% and OBE = + 11.0%), muscle quality (EUT = + 6.1%, OVE = + 6.3% and OBE = + 9.8%), trunk fat (EUT = - 3.3%, OVE = - 0.7% and OBE = - 0.7%) and fat mass (EUT = - 3.0%, OVE = - 1.5% and OBE = - 0.5%). The results suggest that RT is effective for improving strength, muscle quality, muscle mass, trunk fat and fat mass of older women, but nutritional status may be determinant in muscle mass changes.
RESUMO
Resumo O objetivo do presente estudo foi avaliar o impacto do estado nutricional na composição corporal e força muscular de idosas inseridas em um programa de treinamento com pesos (TP). Quarenta e oito idosas foram divididas em três grupos eutróficas (EUT, IMC ? 24,9 kg/m²), sobrepeso (SOB, IMC entre 25,0 e 29,9 kg/m²) e obesas (OBE, IMC ? 30,0 kg/m2). O TP foi realizado por 12 semanas, uma série de 10 a 15 repetições, oito exercícios, três sessões semanais. Avaliações da composição corporal (massa muscular, massa gorda e gordura de tronco), força e qualidade muscular foi realizado. Interação foi encontrada para a massa muscular onde o grupo EUT apresentaram efeito significativo (+ 4,0%) quando comparado ao SOB (+ 1,4%) e OBE (+ 1,4%). Efeito do tempo foi observado para a força muscular (EUT = + 10,6%, SOB = + 7,5% e OBE = + 11,0%), qualidade muscular (EUT = + 6,1%, SOB = + 6,3% e OBE = + 9,8%), gordura de tronco (EUT = - 3,3%, SOB = - 0,7% e OBE = - 0,7%) e massa gorda (EUT = - 3,0%, SOB = - 1,5% e OBE = - 0,5%). Os resultados sugerem que o TP é efetivo para a melhora da força, qualidade muscular, massa muscular, gordura de tronco e massa gorda de mulheres idosas, porém o estado nutricional pode ser determinante nas modificações da massa muscular.
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Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: Santé des Anciens / Entraînement en résistance Limites du sujet: Femelle / Humains langue: Anglais Texte intégral: Rev. bras. cineantropom. desempenho hum Thème du journal: Éducation physique / Médecine du sport / MEDICINA FISICA E REABILITACAO Année: 2018 Type: Article Pays d'affiliation: Brésil Institution/Pays d'affiliation: Londrina State University/BR / University of Northern Paraná/BR

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Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: Santé des Anciens / Entraînement en résistance Limites du sujet: Femelle / Humains langue: Anglais Texte intégral: Rev. bras. cineantropom. desempenho hum Thème du journal: Éducation physique / Médecine du sport / MEDICINA FISICA E REABILITACAO Année: 2018 Type: Article Pays d'affiliation: Brésil Institution/Pays d'affiliation: Londrina State University/BR / University of Northern Paraná/BR