Singer Natalie Cole, who was diagnosed with Hepatitis C, was recently hospitalized due to complications related to chemotherapy treatments according to People magazine.

Cole was in NYC promoting her just-released new album, Still Unforgettable, when she experienced a "set back," and had to be hospitalized, according to a family member.

Last week, Cole visited the set of "Entertainment Tonight" where she talked about her disease, saying, "This is a virus that was dormant in my body for 25 years. I had no symptoms, was feeling great, working out like a crazy person --- and this just keeled me over, like a feather... What I have is treated with chemo... every week."

However, chemotherapy is a treatment for cancer, not Hepatitis C. So why would Cole be receiving chemotherapy treatments, you ask?

The answer is the antiviral medication she's taking can be referred to as chemotherapy, although technically, they aren't classified as chemotherapy drugs.

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