JSP 539 Climatic Injury The Prevention and Management

JSP 539 Climatic Injury The Prevention and Management of Heat Injury

Outline of Presentation • • • What is Heat Injury? Signs and Symptoms Risks to the Armed Forces Individual Risk Factors Prevention Summary

What is Heat Injury? • Your body temperature should be around 37 o. C • If the body produces more heat than it can get rid of, the core temperature will rise • Core temperature above 39 o. C = Heat Casualty - Collapses on exertion • Core temperature above 40 o. C = Heat Stroke - Emergency action needed, death can occur

Signs and Symptoms • • • Thirst Extreme tiredness Agitation Feeling sick or vomiting Staggering or loss of co-ordination Muscle cramps Disturbed vision Confusion Collapse or loss of consciousness

Risk Factors • • Overweight Lower physical fitness Dehydration Recent alcohol intake Illness Medication Poor nutrition Lack of sleep

Exertional Heat Illness • Risk is increased for Service personnel due to: - High levels of physical activity - Training during high temperatures - Protective clothing e. g. Helmets, CBRN IPE

How Do We Lose Heat?

Treatment • • STOP THE ACTIVITY, is anyone else at risk? Lie casualty down in the shade Immediately strip to underwear If conscious: raise feet, give water, fan and sponge or spray with cool water • If unconscious: place in ¾ prone recovery position, fan and sponge or spray with cool water • Evacuate IMMEDIATELY for medical attention

Prevention - Hydration • Check urine colour – Should be light in colour and plenty of it • Ensure you are hydrated prior to starting exercise / operations • Always carry a full water bottle • Avoid fizzy drinks and alcohol before and after operations/training • Drink regardless of weather conditions

Summary • • Heat injury can kill! Know the early signs and symptoms Replacement of fluids is very important You can help yourself by: - Keeping fit - Eating well - Getting a good nights sleep • Be more aware when: - The weather is hot - Wearing protective clothing - When physically active

Questions?