在军事训练期间使用荷尔蒙避孕药和身体表现,身体组成和肌肉骨损伤
Thomas J O'Leary, Hope A Evans1, Marie-Elise O Close1
1Army Health and Performance Research, Army Headquarters, Andover, UNITED KINGDOM.
Medicine and science in sports and exercise
|November 6, 2024
概括
荷尔蒙避孕药的使用没有影响基本训练期间女性军人新兵的身体表现或受伤风险. 这项研究发现,避孕类型与强度,耐力或骨健康等结果之间没有显著的关联.
科学领域:
- 运动生理学 运动生理学
- 运动医学运动医学
- 内分泌学 在内分泌学.
背景情况:
- 荷尔蒙避孕药被生育年龄的女性广泛使用.
- 它们对体力表现和在体力苛刻的职业中受伤风险的影响需要研究.
- 基础军事训练为研究这些关联提供了一个独特的环境.
研究的目的:
- 检查使用激素避孕药 (组合口服避孕药和仅含孕激素的避孕药) 与身体表现之间的关系.
- 评估在军事训练期间与身体组成变化的关联.
- 调查使用荷尔蒙避孕药与肌肉骨损伤发生率之间的联系.
主要方法:
- 一组450名女性英国陆军新兵被分为非使用者,联合口服避孕药 (COCP) 使用者和仅用孕激素避孕药 (POC) 使用者.
- 在13周的训练开始和结束时,测量了体力表现 (2.4公里跑步,提升力,腿部力量),身体组成和骨代谢标记.
- 通过医疗记录记录记录下身体的肌肉骨损伤.
主要成果:
- 军事训练提高了体力表现和肌肉质量,同时减少了脂肪质量和运行时间,在避孕组之间没有观察到差异.
- 虽然在避孕药使用者和非使用者之间注意到了骨矿物质密度和强度的一些差异,但这些与受伤风险无关.
- 在使用荷尔蒙避孕药和肌肉骨或骨应力损伤的发生率之间没有发现显著的关联.
结论:
- 激素避孕药的使用,包括COCP和POC,与女性军人新兵的身体表现变化或受伤风险增加无关.
- 对强烈的军事训练的生理适应在不同的荷尔蒙避孕药使用群体中类似地发生.
- 这些发现表明,使用荷尔蒙避孕药不应该成为参与苛刻的体育训练计划的障碍.
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