&gt; This is a disease we thought we&#x27;d erradicated<p>You can&#x27;t eradicate tuberculosis, but you can prevent the active form rather easily by making sure the population is well fed.<p><a href="http:&#x2F;&#x2F;www.who.int&#x2F;mediacentre&#x2F;factsheets&#x2F;fs104&#x2F;en&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.who.int&#x2F;mediacentre&#x2F;factsheets&#x2F;fs104&#x2F;en&#x2F;</a> :<p>&gt; About one-third of the world&#x27;s population has latent TB, which means people have been infected by TB bacteria but are not (yet) ill with the disease and cannot transmit the disease.