HOUSTON -- A family spokesman says former first lady Barbara Bush is in "failing health'' and won't seek additional medical treatment.

Jim McGrath issued a news release Sunday saying that following a recent series of hospitalizations and after consulting with her family and doctors, the 92-year-old former first lady has decided not to seek additional medical treatment and will instead focus on comfort care.

He did not elaborate as to the nature of Bush's health problems.

McGrath said Bush is surrounded by "a family she adores" and appreciates the many kind messages and prayers she's been receiving.

Gov. Greg Abbott issued the following statement on former U.S. First Lady Barbara Bush:

“Barbara Bush has a character that is as big, inspiring and iconic as Texas. Cecilia and I ask all Texans to join us in praying for Barbara and the entire Bush family during this time.”

Chelsea Clinton expressed her sympathies on Twitter:

Texas Sen. Ted Cruz also reached out on Twitter, saying that Barbara Bush is loved and admired across Texas and America:

No further information has been released at this point in time. Spectrum News will bring you updates on this developing story.