When the breath speeds up, the nervous system can’t truly relax. Fast, shallow breathing tells the brain “I’m not safe”, so it keeps you in fight‑or‑flight and your whole body stays on alert. The brain’s top job is survival, so it will always prioritise this stress response, even if the threat is just a worrying thought. Slow, steady breathing sends a different message. A calmer breath travelling through the chest and into the body signals the nervous system and brain: “You’re safe, you can soft

Mechanical ventilation (85): RSBI (Rapid shallow breathing index)

Tachypnea (Medical Symptom)

Neurological Brain Storming