The Queen is unwell with a chest infection and has withdrawn from her engagements this week, Buckingham Palace has announced.Camilla, 77, who has not long returned from a busy official overseas tour to Australia and Samoa, is understood to be resting at home.The update comes after a year of difficult health troubles for the royal family, with both the King and the Princess of Wales being diagnosed with cancer.

The Queen is unwell with a chest infection and has withdrawn from her engagements this week, Buckingham Palace has announced.Camilla, 77, who has not long returned from a busy official overseas tour to Australia and Samoa, is understood to be resting at home.The update comes after a year of difficult health troubles for the royal family, with both the King and the Princess of Wales being diagnosed with cancer.