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First Aid at Sea module 4 of 8

Cold Shock and Hypothermia

Immersion response, hypothermia signs, gentle handling, rewarming principles, and escalation.

cold shockhypothermiaimmersionrewarming

What to know for Cold Shock and Hypothermia

Recognise cold-water risks and avoid actions that worsen a cold casualty's condition.

Immersion response, hypothermia signs, gentle handling, rewarming principles, and escalation. This module is mapped to the published course boundary for First Aid at Sea Revision and written as an independent revision aid, not official training material.

Key Points

  • Cold shock affects breathing and panic
  • Hypothermia can impair judgement and coordination
  • Handle cold casualties gently
  • Get medical advice for serious immersion or deterioration

Last reviewed: 6 July 2026 by Compass Revision curriculum review

Source notes

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