A large U.S. health records study suggests that difficulty seeing blood in urine may put color-blind patients at higher risk.

People with color vision deficiency -- commonly known as color blindness -- may have a higher risk of mortality from bladder ...

Women can be colorblind, but it’s much less common than in men. Red-green color blindness, the most common type, is inherited through the X chromosome. Since males have only one X, they need just one ...