Miosis: definition, symptoms, diagnosis and treatment

The Unseen Facts | Business and Marketing 📈 on Instagram: "No, you cannot usually control your pupil size directly — dilation and constriction are involuntary reflexes regulated by the autonomic nervous system. 👁️⚡ But in a rare documented case, a person learned to consciously control their pupils — altering dilation by ~0.8 mm and constriction by ~2.4 mm on command. A 2021 ScienceDirect study confirmed this wasn’t due to indirect tricks like focusing on near/far objects. Instead, evidence fro

Medical | Science | Facts on Instagram: "No, you cannot control your pupil size directly; pupil dilation and constriction are involuntary reflexes regulated by the autonomic nervous system in response to light and emotional states. However, some people can learn to change their pupil size indirectly by inducing changes in arousal, focusing their attention, or shifting their focus to near or far objects. The instagram post highlights a rare ability where an individual can consciously control/ILL

Belladonna Poisoning - Symptoms, First Aid, Treatment, Consequences | Diseases