Light does more than help us see. When light enters the eyes, it sends signals through the retina to important brain pathways, including the hypothalamic tracts. These pathways help control sleep, cognition, mood, focus, heart rate, and stress. In simple terms, the kind of light we are exposed to can change how our nervous system… Continue reading How Light Shapes the Nervous System: Highlights from the 92nd International Conference on Light and Vision
Tag: Brain Injury
The Visual Challenges of Reading – Part 1
Reading is an incredibly complex skill. Comprehension of written material is a result of coordinated eye movements, recognition of letter, numbers, or forms, and memory retrieval of existing facts, logic, vocabulary, and much more. Eye movements important for reading include: Fixation – The ability to keep the visual image still despite body and head movements. Our… Continue reading The Visual Challenges of Reading – Part 1
Vision Problems after Brain Injury and Stroke
What are common vision problems after brain injury and stroke? Most people are unaware that the tissue of the back of the eye is actually brain tissue. Information travels from the eye directly to visual cortex which is located at the back of the brain. From here, information is relayed to various parts of the… Continue reading Vision Problems after Brain Injury and Stroke