Being colorblind doesn’t mean you see in black and white, although in severe cases it can look a bit like that. The condition is on a spectrum ranging from dulled colors to shades of grey.

The latest episode of the Stuff You Should Know Podcast talks about deuteranomaly, protanomaly, tritanomaly and all the various types of color deficiencies of the rods and cones that can cause colorblindness.

Listen to the Podcast on stuffyoushouldknow.com