Loretta Lynn Loretta Lynn

Country singer Loretta Lynn has been hospitalized with pneumonia, forcing her to cancel two concerts in Ashland, KY, and Durham, NC.

"Doctors have diagnosed her as the beginning stages pneumonia, and will continue to need rest," a statement said on her website. "Loretta is doing well and is disappointed but feels confident she will be ready for upcoming November dates."

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Lynn, 76, underwent knee replacement surgery last month.