Her announcement followed a report by a conservative publication that said she had missed votes since late July.

Longtime Republican U.S. Rep. Kay Granger of Texas is having "unforeseen health challenges” that have worsened in the final months of her more than two decades in Congress, a statement from her office said Monday.

The retiring representative, whose last House vote was in July, is suffering from dementia and her son says she moved to a senior living facility.