Retina

Uses

How it works

Benefits

Risks & contraindications

Evidence quality

Highlighted claims

• The retina is organized into 10 distinct layers, each with specialized functions. — The Best Food for Your Eyes
• The optic nerve carries approximately 1.7 million nerve fibers from the retina to the brain. — The Best Food for Your Eyes
• Rods handle vision in dim light and peripheral vision, while cones handle central detail vision in brighter light. — The Best Food for Your Eyes
• The macula's yellow color comes from carotenoid pigments concentrated there that are photosensitive and respond directly to incoming light. — The Best Food for Your Eyes
• A third category of retinal cells, beyond rods and cones, communicates light and dark information to the brain's internal clock, making the eye integral to circadian rhythm regulation. — The Best Food for Your Eyes
• A specialized eye exam can non-invasively detect amyloid beta plaques on the retina, reflecting brain plaque burden. — Earliest Warning Sign of Dementia: The Retina Connection
• The retina is nerve tissue that functions as an extension of the central nervous system. — Earliest Warning Sign of Dementia: The Retina Connection
• Degeneration in the outer layer of the retina correlates with pathology in the brain. — Earliest Warning Sign of Dementia: The Retina Connection
• Retinal changes mirror central brain changes and can appear years or decades earlier. — Earliest Warning Sign of Dementia: The Retina Connection
• Post-mortem cadaver studies confirm that mild cognitive impairment and early dementia are associated with neurological inflammation alongside retinal changes. — Earliest Warning Sign of Dementia: The Retina Connection