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OTRC: Demi Lovato to open up about 'struggles with cutting and food addictions' in new interview

Demi Lovato appears in a promotional still for her '20/20' interview with Robin Roberts in April 2011.

Demi Lovato is set to speak out for the first time after undergoing treatment for "physical and emotional issues," in November 2010. The actress underwent nearly three months of inpatient treatment and returned to her Los Angeles home in January.

The 18-year-old "Sonny With a Chance" star talked to "Good Morning America" co-host Robin Roberts recently for a special set to air on April 22 with segments on "Good Morning America" and a full interview on "20/20."

According to a press release by ABC, the parent company of OnTheRedCarpet.com, Lovato opened up to Roberts about "her struggles with cutting and food addictions, and, for the first time, talks about the depression that has plagued her since childhood."

"@RobinRoberts thank you SO much.. You were SO amazing to work with," Lovato Tweeted on Tuesday. "I was honored to have you interview me, and still am! :)"

"@ddlovato was incredibly open," Roberts wrote on her Twitter account. "Didn't hold back at all, wants her story to help others. It will!"

Lovato has become candid about why she entered treatment recently. After becoming Seventeen magazine's latest contributing editor, the actress revealed in an interview according to Us Magazine, "I don't think there's going to be a day when I don't think about food or my body."

She adds, "There have been times when I definitely have been tempted to get rid of my dinner," she continues. "I will deal with it for the rest of my life because it's a life-long disease."

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