The office of Rep. Joe WilsonJoe WilsonTillerson’s No. 2 faces questions over State cyber closure GOP worries as state Dems outperform in special elections Navy official: Budget, readiness issues led to ship collisions MORE (R-S.C.) confirms that he has been hospitalized with an "extended fever." 

"The Congressman is still in the hospital. I have talked to him this morning and he feels 'much' better," said Wilson's Chief of Staff Eric Dell in an email Thursday morning.

Wilson’s office revealed last week that he was treating symptoms of Lyme disease. A message on his website from Sunday said that the congressman would be rescheduling appearances in his home district.

The lawmaker is best known for shouting, “You lie” at President Obama during a speech on healthcare reform to a joint session of Congress in 2009. Wilson later apologized and was rebuked by the House for his outburst.

This story was updated at 10:40 a.m.