Tetris, Trauma Memory & Psychological First Aid | REACHAU
Research shows Tetris may reduce intrusive trauma memories after critical first aid incidents.
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.

Research shows Tetris may reduce intrusive trauma memories after critical first aid incidents.

The 2026 coronial findings into the tragic death of 17-year-old James Tsindos in 2021.

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.