With all the fuss lately concerning privacy, from hacked sites to social networks selling data, it is only reasonable to be anxious with our privacy. One radical way to protect it is to disable cookies in our browsers.
Of course keep in mind that cookies are not always used to track and profile users, but actually they are often necessary for the legitimate technical function of their respective sites and if you totality disable them, those site may stop working correctly. Therefore use this guide with caution (and if you encounter problems just follow it again, but reverting the relative settings).