Understanding Fainting and Whether It's Dangerous

Altered States of Consciousness | Definition, Causes & Examples

The History log on Instagram: "Terminal lucidity is a rare but increasingly recognized neurological phenomenon in which individuals nearing death—often suffering from severe brain injury, advanced neurodegenerative disease, or critical illness—experience a sudden, temporary return of mental clarity. Even when the body is failing catastrophically, such as with multi-organ failure or advanced dementia, the brain can paradoxically exhibit brief periods of heightened cognitive function. During these

World of Biology on Instagram: "Cataract Growth - A Generative Visualisation Masterpiece 👁️ From crystal-clear vision to the slow bloom of opacity… this reel captures how a cataract forms, spreads, and transforms the eye’s lens over time. Using generative visualisation, each frame represents the biology of clouding-proteins clumping, light scattering, clarity fading-turning medical science into moving art. 🔍 What you’re seeing: – Early microscopic haze forming inside the lens – Gradual loss of