How Do You Know If You're Color Blind?

Millions of people around the world are color blind. Are you one of them? While color blindness presents itself in various different ways, all types of the condition are defined by one thing - a mixing of some colors, and a complete inability to perceive others. It's all caused by optic abnormalities within your eye, which mean that your brain process light differently. You can be born with color blindness, or it can develop over time - but it's typically very difficult to diagnose. read more...