First Aid Knowledge and Emergency Response Guides

Welcome to the REACHAU First Aid Knowledge Hub.

Here you will find practical guides that explain how to recognise and respond to medical emergencies in real-world situations.


Our articles cover essential first aid topics including bleeding control, CPR, snakebite management, remote workplace emergencies, and nationally recognised first aid training.


Each guide is designed to help people understand not only what to do, but why first aid techniques work.

First Aid Blog Posts

Raymond Cho, Anaphylaxis, and the Questions We Still Need to Ask

Raymond Cho, Anaphylaxis, and the Questions We Still Need to Ask

Raymond Cho, Anaphylaxis, and the Questions We Still Need to AskBritt Brennan
Published on: 25/05/2026

The story of Raymond Cho highlights why early recognition of Anaphylaxis, asthma overlap, adrenaline access, and practical First Aid training matter in schools and communities across Australia.

First Aid BasicsEmergency First Aid ScenariosAnaphylaxis and Asthma
Asthma or Anaphylaxis? Why Adrenaline Comes Before the Inhaler

Asthma or Anaphylaxis? Why Adrenaline Comes Before the Inhaler

Asthma or Anaphylaxis? Why Adrenaline Comes Before the InhalerBritt Brennan
Published on: 16/05/2026

If someone has both asthma and a known allergy, sudden breathing difficulty should be treated as anaphylaxis first. This article explains why adrenaline comes before the inhaler and what to do in an emergency.

First Aid BasicsEmergency First Aid Scenarios
James Tsindos Anaphylaxis: Lessons Australia Cannot Ignore

James Tsindos Anaphylaxis: Lessons Australia Cannot Ignore

James Tsindos Anaphylaxis: Lessons Australia Cannot IgnoreBritt Brennan
Published on: 06/05/2026

The 2026 coronial findings into the death of James Tsindos reveal critical lessons about biphasic anaphylaxis, asthma overlap, delayed adrenaline, and hidden nut allergens in vegan food. What every Australian needs to know.

Emergency First Aid Scenarios
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The Deadly Beauty of the Blue-Ringed Octopus

The Deadly Beauty of the Blue-Ringed OctopusBritt Brennan Published on: 08/10/2025

The blue-ringed octopus may be tiny, but it carries enough venom to kill 20 adults. Learn why it’s so dangerous, what to do if bitten, and how First Aid training can save lives at REACHAU.

Blue-ringed octopusdeadly marine animalsno antivenomtetrodotoxinmarine first aidreachau trainingemergency responseCPR training australia