関連する実験動画
Updated: Feb 14, 2026

10:28
Body Composition and Metabolic Caging Analysis in High Fat Fed Mice
Published on: May 24, 2018
16.4K
競争シーズンにおける青少年芸術体操選手のエネルギー利用度,体調,相角について
Anneta Grompanopoulou1, Antigoni Kypraiou2, Dimitrios C Milosis2
1Laboratory of Hygiene, Social & Preventive Medicine and Medical Statistics, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece.
Nutrients
|February 13, 2026
まとめ
青少年体操選手は,競技シーズン中に十分なエネルギー可用性 (EA) と正常な体調を維持した. これは,この若いアスリート集団において,低エネルギー可用性 (LEA) の明確な兆候がないことを示唆している.
科学分野:
- スポーツ科学 スポーツ科学
- 栄養学的生理学について
- 青少年の健康について
背景:
- エネルギー可用性 (EA) は,運動能力と健康に不可欠であり,低エネルギー可用性 (LEA) は,スポーツにおける相対的なエネルギー不足 (RED-S) と関連しています.
- 特に体操などの要求の高いスポーツをする青少年選手は,EA障害のリスクがある可能性があります.
- 若い体操選手のEA,体組成,相角度 (φ) を理解することは,彼らの健康状態を監視するために不可欠です.
研究 の 目的:
- 青少年芸術体操選手のエネルギー可用性 (EA),体質,相角 (φ) を評価する.
- このアスリート集団におけるEAと身体組成メトリックの関係を調査する.
- エリートではない青少年体操選手が,競技シーズン中にLEAの兆候を示すかどうかを判断する.
主な方法:
- エリートではない30人の芸術体操選手 (11歳から14歳) の横断的な研究.
- 生物電気阻力分析 (BIA) による人体測定,体量指数 (BMI),体組成の評価.
- 3日間の食事と運動記録を用いたエネルギーバランス (EB) とEAの計算;インピデンスベクトルを基準集団と比較.
主要な成果:
- 参加者は一般的に正常なBMI,脂肪量,無脂肪量 (FFM),相角 (φ) を有していた.
- 平均エネルギー利用度 (EA) は1日あたり49.2 ± 11.4 kcal/kg FFMで,平均エネルギーバランス (EB) は32 ± 223 kcal/dayでした.
- EAは,EB,総エネルギー支出 (TEE),および体組成の変数と有意に相関していました.
結論:
- エリートではない青少年芸術体操選手は,競争シーズン中にEAと正常な体調を十分に発揮した.
- このコホートでは,低エネルギー可用性 (LEA) の明確な兆候は観察されなかった.
- 結果は,これらの若い体操選手は,支出に比べて十分なエネルギー摂取と一致する生理学的健康マーカーを維持していたことを示唆しています.
関連する概念動画
Composite Bodies
1.4K
A composite body is a body made up of multiple parts, connected to form a larger, unified object. Each part has its own weight and center of gravity, which must be considered to determine the center of gravity of the composite body. In cases where the density or specific weight is constant, the center of gravity coincides with the centroid.
Composite bodies have widespread applications in mechanical engineering, from automobiles to aircraft to rockets. For example, an automobile wheel comprises...
Composite bodies have widespread applications in mechanical engineering, from automobiles to aircraft to rockets. For example, an automobile wheel comprises...
1.4K
The Availability Heuristic
7.1K
A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):
7.1K
Composition of Body Fluids
2.7K
Water functions as a solvent accommodating various solutes, which can be categorized under electrolytes and non-electrolytes. Non-electrolytes are usually held together by covalent bonds, restricting them from dissociating in solution, thereby leading to a lack of electrically charged components upon dissolving in water. They are predominantly organic molecules, such as glucose, creatinine, and urea. Electrolytes, on the other hand, are compounds that can break down into ions in water.
2.7K
Competition
25.0K
When organisms require the same limited resources within an environment, they may have to compete for them. Competition is a net-negative interaction. Even if two competing individuals or populations do not interact directly, the overall fitness of both competitors is lowered as a result of not having full access to the limited resource.
25.0K
Kinetic Energy for a Rigid Body
551
Imagine a solid object involved in a general planar movement, with its center of mass pinpointed at a spot labeled G. The object's kinetic energy relative to an arbitrary point A can be quantified for each of its particles - the ith particle in this case. This measurement is achieved through the employment of the relative velocity definition. The position vector, known as rA, extends from point A to the mass element i.
551
Seasoning of Wood
527
Seasoning of wood is a crucial process aimed at reducing and stabilizing the moisture content within the wood to prevent future shrinkage, structural damage, or aesthetic issues once the wood is used in construction. Wood naturally swells when it absorbs moisture and contracts as it dries.
Achieving equilibrium moisture content is the goal of seasoning; this is the point where the wood's moisture content stabilizes to align with the moisture levels of the surrounding environment. Proper...
Achieving equilibrium moisture content is the goal of seasoning; this is the point where the wood's moisture content stabilizes to align with the moisture levels of the surrounding environment. Proper...
527

