Incredible research from Johns Hopkins supports our anecdotal observations that being blind can improve your other senses:
Music experts often say that blind performers like Ray Charles and Stevie Wonder are good examples of how not being able to see can enhance one's ability to hear. Now, a new neuroscience study appears to support this - it found preventing sight for as little as a week may be enough to help the brain process sound more effectively.

Read the article - the brain is just amazing!