Compounding Stressor Example

Physiological Threats Dehydration How do you build situational awareness? 1. 2. 3. 4. Aviate Navigate Communicate Physiate Hypoxia Stress Spatial D

Airsickness Noise Situational Awareness Hydration Nutrition Fatigue Bad ALSS G-LOC Barotraumas

Physiological threats can compound creating a serious safety of flight issue. Avoidable? Circadian disruption Avoidable? Pre-flight temp = 100 Avoidable? High OPTEMPO Avoidable? Conflict with

co-worker Avoidable? Havent eaten for 8 hrs MANAGEABLE? Dehydration Can Happen in Cold and Hot Weather Dehydration can negatively affect mental and physical performance.

Increase reaction time Narrowed attention Task fixation 30% reduction in +Gz tolerance Decreased situational awareness How do I recognize that I am dehydrated? 2-3% body wt loss (24hr) Thirst

Elevated heart rate Light headed upon standing Headache Dark urine Dry mouth

Nausea General fatigue Reduced SA? Dont avoid caffeinated or sugar based drinks without replacing them with other fluids. You can hydrate effectively with most water based beverages high sugar content caffeinated beverages

Eating is hydrating 30% of your daily hydration comes from food High fat and high sodium food can dehydrate What are some dehydration countermeasures? 1. Drink fluids before you are thirsty 2. Drink fluids before and after exercise 3. Drink fluids until your urine is clear 4. Eat food high in water content 5. Avoid high fat and high sodium food 6. Avoid alcohol Your Aeromedical Safety Officer Located at Wing Safety Office

Aviation Life Support Systems Ejection seat briefs PHYSEP and HAZREP submission Custom hearing protection Airsickness desensitization

Physiological threat briefs Egress Command Fitness Leader LT Tim Welsh Wing Safety Office x3997

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