Prince Sultan Military Medical City

This study tests a safer way to give oxygen before anesthesia for major spinal surgery. Instead of complex devices, doctors use standard oxygen methods adjusted to each patient's real-time oxygen and circulation levels. The goal is to keep the heart and brain more stable during t…

This study looks at whether coaching people to breathe slowly and calmly before anesthesia can keep oxygen levels higher and extend the time they can safely hold their breath. 120 adults having planned surgery will either get standard care or guided breathing instructions. Resear…