Weekly pregnancy guide

• 1 A week by week guide to pregnancy - week 20
  In December, St James' Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 2 A week by week guide to pregnancy - week 19
  In December, St James' Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 3 A week by week guide to pregnancy - week 18
  In December, St James' Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 4 A week by week guide to pregnancy - week 17
  In December, St James' Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 5 A week by week guide to pregnancy - week 16
  In December, St James' Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 6 A week by week guide to pregnancy - week 15
  In December, St James' Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 7 A week by week guide to pregnancy: week 14
  In December, St James's Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 8 A week by week guide to pregnancy - week 13
  In December, St James' Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...

• 9 A weekly guide to pregnancy: week 12
  In December, St James's Palace made one of the most eagerly anticipated announcements in years with the news that the Duchess of Cambridge is pregnant. And since then, all eyes have been on Kate as she...