Dementia — the progressive decline in cognitive abilities, impacting memory, language and reasoning — affects more than 6 million Americans and accounts for over 100,000 deaths each year.

An idealistic ophthalmologist, he came up with an ingenious way to treat blindness in far-flung places: by outfitting an ...

Imagine colours that you can’t even begin to imagine? That’s what the mysterious ‘impossible colours’ are that humans are ...

Knowing what red flags to spot can help you - or a loved one - avoid suffering from a potentially fatal situation ...