U.S. Rep. Kay Granger, the retiring Fort Worth Republican who has been frequently absent from Congress for months, said in a statement Sunday she has been facing “health challenges.”

As U.S. Rep. Kay Granger prepares to retire after 30 years, here’s a look at the “Texas tough” congresswoman’s time in Washington and her impact in Fort worth.

The case of Rep. Kay Granger, a retiring 81-year-old Republican, is stirring controversy over Congress’ trend of shielding elderly lawmakers and conversations around reform. Recent reporting suggests the Texas representative is struggling with dementia and is staying at an assisted-living facility — all while holding office.