Prince Philip, Duke of Edinburgh said that he would now slow down and reduce his duties, stating that he had "done [his] bit". His wife, the Queen, gave him the title Lord High Admiral for his 90th birthday. While staying at the royal residence at Sandringham, Norfolk, on 23 December 2011, the Duke suffered chest pains and was taken to the cardio-thoracic unit at Papworth Hospital, Cambridgeshire, where he underwent successful coronary angioplasty and stenting. He was discharged on 27 December. On 4 June 2012, during the celebrations in honour of his wife's Diamond Jubilee, Philip was taken from Windsor Castle to the King Edward
Duke of Edinburgh titles (he was born a Prince of Greece and Denmark, being a male-line grandson of King George I of Greece and male-line great-grandson of King Christian IX of Denmark) along with his rights to the Greek throne. In 1957, Philip became a Prince of the United Kingdom. Although the following individuals are in the line of succession to the Dukedom, they are also in line of succession to the throne. As a consequence, should one of the following individuals subsequently become king, the Dukedom of Edinburgh would cease to exist as it would merge with the Crown. It was announced