Resistance Training With Milk Supplementation in Adolescents
Effects of Resistance Training With Milk Supplementation on Body Composition in Middle School Children
Przegląd badań
Status
Interwencja / Leczenie
Szczegółowy opis
Typ studiów
Zapisy (Oczekiwany)
Faza
- Nie dotyczy
Kontakty i lokalizacje
Lokalizacje studiów
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Kansas
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Kansas City, Kansas, Stany Zjednoczone, 66160
- University of Kansas Medical Center
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Kryteria uczestnictwa
Kryteria kwalifikacji
Wiek uprawniający do nauki
Akceptuje zdrowych ochotników
Płeć kwalifikująca się do nauki
Opis
Inclusion Criteria:
- Middle school student (Grades 7-9)
- BMI > 50th percentile - < 98th percentile
- No resistance training in the past 6 months.
- Endurance training (running, cycling, swimming, walking for exercise etc) not more than 3 hr per week, as assessed by screening questionnaire.
- Weight stable (+/- 4.5kg) for 3 months prior to intake.
- Willing to be randomized to one of the 3 study groups.
Exclusion criteria:
- Individuals with contraindications based on review of health history by the investigators, including blood pressure, lipid profile, glucose, and insulin, and abnormal values obtained in a 24 item blood panel, such as electrolytes, liver function, etc. These individuals will be referred to their primary care physician for further evaluation and to obtain permission to participate. The following cut-points will be used for cardiovascular and metabolic parameters: dyslipidemia- lipids (cholesterol > 240 mg/L; triglycerides >500 mg/L), hypertension- systolic blood pressure > 140 mmHG or diastolic blood pressure > 90 mmHG, diabetes - fasting glucose from venous plasma fasting glucose > 126 mg/dL.
- Medications that could affect metabolism such as cardiac drugs, thyroid, steroids, insulin, beta blockers, SSRI's, birth control pills, etc.
- Current use of smoking/tobacco products or initiation of smoking/tobacco during the study.
- Eating disorders as determined by screening questionnaire
- Adherence to specialized diet regimes, vegetarian, macrobiotic, etc.
- Food allergies, particularly lactose intolerance.
- Treatment for psychiatric illness of chemical dependency within the previous 6 months.
- Pregnancy or lactation.
- Dietary intake of ≤800 mg calcium and ≤1 servings of milk per day as assessed from 3 -24 hr diet recalls (2 week-days, 1 week-end day) conducted at baseline.
Plan studiów
Jak projektuje się badanie?
Szczegóły projektu
- Główny cel: Zapobieganie
- Przydział: Randomizowane
- Model interwencyjny: Przydział równoległy
- Maskowanie: Brak (otwarta etykieta)
Broń i interwencje
Grupa uczestników / Arm |
Interwencja / Leczenie |
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Komparator placebo: Woda
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On resistance training days, the RT+ milk group will receive milk (280kcals) immediately following exercise and milk at another time during the day. The RT+ juice group will receive fruit juice immediately following resistance exercise and juice again another time during the day. The RT+ water group will receive water following resistance exercise and water at another time during the day. On non training days, students in the RT+ milk group will receive milk. Students in the RT+ juice group will receive juice. The RT+ water group will receive water during the school day. On non-RT days, the total volume of milk, juice, or water will be split into two administration times during the school day. |
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Eksperymentalny: Mleko
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On resistance training days, the RT+ milk group will receive milk (280kcals) immediately following exercise and milk at another time during the day. The RT+ juice group will receive fruit juice immediately following resistance exercise and juice again another time during the day. The RT+ water group will receive water following resistance exercise and water at another time during the day. On non training days, students in the RT+ milk group will receive milk. Students in the RT+ juice group will receive juice. The RT+ water group will receive water during the school day. On non-RT days, the total volume of milk, juice, or water will be split into two administration times during the school day. |
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Eksperymentalny: Juice
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On resistance training days, the RT+ milk group will receive milk (280kcals) immediately following exercise and milk at another time during the day. The RT+ juice group will receive fruit juice immediately following resistance exercise and juice again another time during the day. The RT+ water group will receive water following resistance exercise and water at another time during the day. On non training days, students in the RT+ milk group will receive milk. Students in the RT+ juice group will receive juice. The RT+ water group will receive water during the school day. On non-RT days, the total volume of milk, juice, or water will be split into two administration times during the school day. |
Co mierzy badanie?
Podstawowe miary wyniku
Miara wyniku |
Opis środka |
Ramy czasowe |
|---|---|---|
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Body Composition
Ramy czasowe: 6 months
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Changes in body composition will be evaluated by measuring the change in percent body fat, total fat mass, and total lean mass by DEXA
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6 months
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Miary wyników drugorzędnych
Miara wyniku |
Opis środka |
Ramy czasowe |
|---|---|---|
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Blood lipids, glucose, and insulin
Ramy czasowe: 6 months
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Blood samples will be collected for the purpose of measuring triglycerides, total cholesterol, HDL-cholesterol, glucose and insulin.
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6 months
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Współpracownicy i badacze
Sponsor
Współpracownicy
Śledczy
- Główny śledczy: Joseph Donnelly, Ed.D, University of Kansas
Daty zapisu na studia
Główne daty studiów
Rozpoczęcie studiów
Zakończenie podstawowe (Rzeczywisty)
Ukończenie studiów (Rzeczywisty)
Daty rejestracji na studia
Pierwszy przesłany
Pierwszy przesłany, który spełnia kryteria kontroli jakości
Pierwszy wysłany (Oszacować)
Aktualizacje rekordów badań
Ostatnia wysłana aktualizacja (Oszacować)
Ostatnia przesłana aktualizacja, która spełniała kryteria kontroli jakości
Ostatnia weryfikacja
Więcej informacji
Terminy związane z tym badaniem
Słowa kluczowe
Inne numery identyfikacyjne badania
- 11935 (Identyfikator rejestru: DAIDS ES Registry Number)
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