Health

How is tetrachromatic vision diagnosed?

December 19, 2025 · caitlin

Tetrachromatic vision is diagnosed through specialized color vision tests that assess an individual’s ability to perceive a broader spectrum of colors than typical trichromatic…

How rare is tetrachromatic vision?

December 19, 2025 · caitlin

Tetrachromatic vision is a rare condition where individuals possess four types of cone cells in their eyes, allowing them to perceive a wider range…