Tetris, Trauma Memory and Psychological First Aid
Can Tetris reduce traumatic flashbacks? Learn what the research says and how first aid responders can support people after a traumatic incident.
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.

Can Tetris reduce traumatic flashbacks? Learn what the research says and how first aid responders can support people after a traumatic incident.

Key learnings from the coronial inquest into the death of James Tsindos: biphasic anaphylaxis, triage failures, delayed adrenaline, asthma overlap, and hidden cashew allergens in vegan food. Essential for First Aiders and allergy-aware Australians.

Many “online first aid” courses in Australia are not fully compliant. Learn the risks of online practical assessment, how certificates can become invalid, and how to choose a legitimate first aid course.

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.