A man who lost his sight within months after being struck by a rare genetic disease had no symptoms before his routine eye test picked up changes in his vision. Jamie Ward, 61, from East Molesey, ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Color blindness is known to be more common in males. That comes down to the genetics of the ...

An estimated 300 million people worldwide are color-blind. This typically means they can't distinguish certain shades of color, they struggle to tell how bright colors are or, more rarely, they can't ...