Ingestão nutricional de corredores de meio-fundo

  • José Augusto Rodrigues dos Santos Professor Associado com Agregação Faculdade de Desporto, Universidade do Porto, Porto, Portugal
  • Domingos José Lopes da Silva Director do Curso Tecnológico de Desporto Escola Secundária/3 de Barcelinhos, Barcelos, Portugal
  • Serafim Fernando Nogueira Alves Gadelho Treinador de Atletismo, Porto, Portugal Federação Portuguesa de Atletismo
Palavras-chave: Macronutrientes, Vitaminas, Minerais, Consumo energético, Corredores de meio-fundo

Resumo

Este estudo pretendeu avaliar a ingestão nutricional de especialistas em corridas de meio-fundo.A amostra é constituída por 56 atletas masculinos que participam com regularidade em competições de meio-fundo do Atletismo (800m a 10.000m), com as seguintes características: 22.0±5.4 anos de idade; 63.1±5.8 kg de peso corporal; 174.7±5.8 cm de estatura; 7.4±4.8 anos de prática de atletismo e 8.1±1.7 treinos por semana. Os dados nutricionais foram obtidos por questionário semiquantitativo de frequência alimentar elaborado pelo Departamento de Epidemiologia Nutricional da Faculdade de Medicina da Universidade do Porto, Portugal. A conversão dos alimentos em nutrientes foi realizada pelo programa informático Food Processor Plus, versão 7.0.Verificou-se um aporte calórico médio diário de 3014±913 kcal (1497-4900), correspondendo aos seguintes consumos relativos: glícidos 54.0±6.7% (6.5±2.3 g.kg-1.dia-1), gorduras 29.5±5.0% (1.6±0.6g.kg-1.dia-1) e proteínas 16.4±2.9% (1.9±0.6 g.kg-1.dia-1). Verificaram-se consumos das vitaminas D e Biotina abaixo das recomendações. Os consumos de macrominerais e microminerais ultrapassaram as recomendações.Os corredores do presente estudo apresentam um consumo médio de glícidos abaixo das recomendações para atletas de esforços de longa duração. A ingestão proteica é excessiva. O aporte de gorduras está adequado, bem como o de vitaminas (com excepção das vitaminas D e biotina) e minerais. Uma percentagem significativa dos sujeitos tem consumos energéticos muito baixos o que se pode reflectir negativamente no rendimento desportivo e saúde.

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Publicado
2012-05-05
Como Citar
Santos, J. A. R. dos, Silva, D. J. L. da, & Gadelho, S. F. N. A. (2012). Ingestão nutricional de corredores de meio-fundo. RBNE - Revista Brasileira De Nutrição Esportiva, 5(29). Recuperado de https://www.rbne.com.br/index.php/rbne/article/view/279
Seção
Artigos Científicos - Original