Nutritional considerations during prolonged exposure to a confined, hyperbaric, hyperoxic environment:
S K Deb1, P A Swinton2, E Dolan3
1School of Health Sciences, Robert Gordon University, Aberdeen, AB10 7QG UK ; Department of Sport and Physical Activity, Edgehill University, Ormskirk, Lancashire UK.
Extreme Physiology & Medicine
|January 9, 2016
Summary
Saturation diving requires specific nutrition to manage physiological stress. This review offers evidence-based dietary recommendations for saturation divers to optimize health and performance in extreme underwater environments.
Area of Science:
- Physiology
- Nutrition Science
- Occupational Health
Background:
- Saturation diving involves prolonged exposure to hyperbaric, hyperoxic conditions.
- This extreme environment can disrupt physiological and metabolic homeostasis, impacting diver health and performance.
- Nutritional strategies can mitigate these challenges and enhance diver well-being.
Purpose of the Study:
- To identify physiological and practical challenges faced by saturation divers.
- To provide evidence-based nutritional recommendations for saturation divers.
- To promote health and performance in this unique occupational setting.
Main Methods:
- Literature review synthesizing existing research on saturation diving and nutrition.
- Analysis of physiological demands and metabolic disruptions.
- Formulation of dietary guidelines based on scientific evidence.
Main Results:
- High energy demands necessitate an intake of 44-52 kcal/kg/day.
- Macronutrient distribution: 45-65% carbohydrates, 20-35% fats, minimum 1.3 g/kg/day protein.
- Emphasis on micronutrients (B12, folate), antioxidants (C, E), and minerals (selenium, zinc).
- Tailored hydration and carbohydrate fueling strategies are advised.
Conclusions:
- Specific nutritional strategies are crucial for saturation divers.
- Recommendations focus on energy, macronutrient balance, micronutrients, and antioxidants.
- Personalized intake and hydration plans are essential for optimal health and performance.
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