article_snippet: Scroll down for video .
article_snippet: The PM said: 'When our son was very ill, our often went into hospital and it is very difficult to get out at the weekend.'
article_snippet: Mrs Cameron added: 'On a Friday, if our thought there was any chance that our could get home
article_snippet: , I was like: 'our've got to get out this afternoon'.'
article_snippet: Mrs Cameron told the Sunday Telegraph: 'I think that will probably be a bit testing.
article_snippet: I think there won't be much time for some of those things. '
article_snippet: Samantha has also got other things Samantha has to do, including making sure the children make it to school every day.'
article_snippet: I work bloody hard,' Mrs Cameron insisted. '
article_snippet: I certainly was today.'
article_snippet: But Mrs Cameron went on to add: 'I do try to make sure that [I] don't get exhausted.