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Energy availability and nutrition during a Special Force Qualification Course (Q-Course).

Patrick Mullie1, P Clarys2, W De Bry2

  • 1Faculty of Physical Education and Physiotherapy, Vrije Universiteit Brussel, Brussels, Belgium patrick.mullie@skynet.be.

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|November 16, 2018
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Summary
This summary is machine-generated.

Belgian Special Forces (SF) experienced insufficient energy intake and low energy availability during their Qualification Course (Q-Course). Nutritional education is crucial due to high individual variations in energy consumption.

Keywords:
energy balanceenergy expenditurenutritional epidemiology

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Area of Science:

  • Sports Science
  • Military Nutrition
  • Human Physiology

Background:

  • Special Forces (SF) require high energy due to physically demanding operations.
  • Optimizing nutrition is critical for SF mission success.
  • This study assessed energy availability and nutrition during a Belgian SF Qualification Course (Q-Course).

Purpose of the Study:

  • To estimate energy availability and nutritional intake during a Belgian SF Q-Course.
  • To identify potential nutritional shortfalls in elite military personnel.
  • To inform strategies for optimizing SF performance through nutrition.

Main Methods:

  • 21 participants meticulously recorded food and beverage intake over four days.
  • Energy expenditure was quantified using accelerometers.
  • Body composition (fat mass) was measured via quadripolar impedance analysis.

Main Results:

  • Mean total energy expenditure was 4926 kcal/day.
  • Mean total energy consumption was 4186 kcal/day, resulting in a negative energy balance.
  • Mean energy availability was 17 kcal/kg fat-free mass/day, with significant interindividual variation.

Conclusions:

  • Energy intake during the Q-Course was suboptimal, evidenced by negative energy balance and low energy availability.
  • High variability in energy intake among SF members was observed.
  • There is a clear need for enhanced nutritional education for SF personnel.