Nutritional Consideration in the Aging Athlete

被引:10
作者
Tarnopolsky, Mark A. [1 ,2 ]
机构
[1] McMaster Univ, Fac Hlth Sci, Dept Pediat, Hamilton, ON L8N 3Z5, Canada
[2] McMaster Univ, Fac Hlth Sci, Dept Med, Hamilton, ON L8N 3Z5, Canada
来源
CLINICAL JOURNAL OF SPORT MEDICINE | 2008年 / 18卷 / 06期
关键词
aging; sarcopenia; masters athlete; nutrition; creatine monohydrate;
D O I
10.1097/JSM.0b013e318187ac44
中图分类号
R826.8 [整形外科学]; R782.2 [口腔颌面部整形外科学]; R726.2 [小儿整形外科学]; R62 [整形外科学(修复外科学)];
学科分类号
摘要
Objective: To evaluate the evidence for dietary recommendations in older adult athletes. Design: Interpretive review of the literature. Results: Regarding resistance training, a protein intake of slightly more than 0.8 g/kg/d is required to optimize gains ill muscle strength. The early provision of protein and carbohydrate following a weight training session call enhance resultant strength and fat-free mass Gains. Supplementation with creatine monohydrate (approximately 5 g/d) call potentiate some of the gains in strength and fat free mass attained through resistance exercise training. Regarding endurance exercise training, there are no Studies evaluating carbohydrate loading. during-event. or postexercise carbohydrate/nutritional replacement in older adults. Conclusions: The amount and timing of dietary protein is important to maximize strength and gains in fat-free mass during resistance exercise training. Creatine monohydrate supplementation call potentiate some of these gains during the first 4 to 6 months of training. Older adults should consume adequate carbohydrates during endurance training (6-8 g/kg/d) and may benefit from the provision of carbohydrate and protein in the early recovery phase following endurance exercise to maximize glycogen re-synthesis for a sub-sequent exercise bout. There is no scientific reason to assume that older athletes will respond differently to the pre- and during-race fluid and carbohydrate replacement strategies suggested for Younger athletes. The consensus guidelines outlined by the American College of Sports Medicine should therefore be followed for all athletes. regardless of their age.
引用
收藏
页码:531 / 538
页数:8
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