SNH Senior Housing Properties Trust

Senior Housing Properties Trust (NYSE: SNH) today announced that it will host a conference call in conjunction with the announcement of its first quarter 2007 financial results. SNH plans to issue a press release containing its first quarter 2007 financial results before the NYSE opens on Tuesday, May 1, 2007. Later that day at 1:00 p.m. Eastern Time, David Hegarty, president and chief operating officer, and Richard Doyle, chief financial officer, will host a conference call to discuss the first quarter 2007 results. Following the company�s remarks, there will be a short question and answer period. The conference call telephone number is (800) 819-9193. Participants calling from outside the United States and Canada should dial (913) 981-4911. No pass code is necessary to access the call from either number. Participants should dial in about 15 minutes prior to the scheduled start of the call. A replay of the conference call will be available through midnight Monday, May 7th, 2007. To hear the replay, dial (719) 457-0820. The replay pass code is 5181204. A live audio webcast of the conference call will also be available in a listen-only mode on the company�s web site, which is located at www.snhreit.com. Participants wanting to access the webcast should visit the company�s web site about five minutes before the call. The archived webcast will be available for replay on the company�s web site for about one week after the call. Senior Housing Properties Trust is a real estate investment trust, or REIT, which owns 196 senior living properties located in 32 states. SNH is headquartered in Newton, Massachusetts.