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Heat Stress. Case Study. Martin Duley – QHSE Manager. References: ISOS & OGP Report 6.70/279. Catalysts to Heat Illness. Clinical Disorders. Heat Rash. SYMPTOMS Itchy rash – red cluster of pimples or small blisters

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Heat stress

Heat Stress

Case Study

Martin Duley – QHSE Manager

References: ISOS & OGP Report 6.70/279

Heat rash
Heat Rash


Itchy rash – red cluster of pimples or small blisters

Usually appear in areas where sweat collects (neck, chest, groin, elbow creases and other skin folds)


Cool the skin; take time out, cool showers

Keep the rash dry; cotton clothing – avoid synthetic materials that don’t ‘breathe’

Avoid ointments and oily creams; moisture can make rash worse

Heat cramps
Heat Cramps


Muscle pain or spasms

Can appear at time of physical activity or later – even when not active

Usually appears in the muscles being used (arms, legs, abdomen)


Stop activity and rest in cool place

Drink clear juice or sports drink

Gently massage painful areas

Rest for several hours after cramps have gone

Seek professional medical help if cramps last for more than one hour

Heat syncope heat collapse
Heat Syncope (heat collapse)


Not enough blood reaching the brain

More common when blood pools in legs (standing still for a long time or standing suddenly from a seated or lying position)


Feeling dizzy and light headed



Lie down in a cool place – symptoms will improve as blood returns to brain

Slowly drink water, clear juice or a sports drink

Seek professional medical advice if there is injury, loss of consciousness, victim does not improve after lying down or signs of heat stroke are present

Heat exhaustion wet white and weak
Heat Exhaustion – wet, white and weak


Pale or flushed

Skin is cool and moist (sweating)

Dizzy or passing out, feeling weak, clumsy and a little confused

Headache / Nausea

Fast, weak pulse


Stop activity / lie down in a cool place

Remove / loosen tight clothing

Slowly drink water, clear juice or a sports drink

Cool shower or sponge off with cool water

Victim may refuse water or vomit

Seek professional medical advice

Heat stroke sunstroke
Heat Stroke (sunstroke)


High body temperature

Hot & dry skin – not sweaty

Fast strong pulse

Throbbing headache

Dizzy, nauseous, vomiting

Acting confused

  • Seeing or hearing imaginary things,

  • Clumsy or aggressive

    Loss of consciousness

    Seizure or convulsions

Heat stroke sunstroke1
Heat Stroke (sunstroke)


Call for emergency medical help

Move to a cooler place and lie down

Cool the victim by removing / loosening clothing

Cool the skin with water, sponge or a cool wet sheet. Bath only if consious

Make a breeze

Place ice packs on neck, groin & armpits

Offer cool water

Take temperature every ten minutes

Stop cooling efforts when temperature reaches 38.5-39 deg C

Watch for breathing – it may stop and be prepared to give rescue breathing if needed

Don’t let victim get too cool. Do not let person gulp liquids – ½ glass every 15 minutes


Type footer details here | 6 April 2013


Type footer details here | 6 April 2013


Type footer details here | 6 April 2013