Demi Lovato has revealed her pride at her personal journey.

The singer previously battled demons in the shape of an eating disorder and drugs.

Speaking on Twitter on Thursday (February 5), the US star said that she is now three years sober.

Lovato added that she feels like she has "conquered" her problems, praising God in the process too.

She said: "Sometimes I look at how far I've come in my personal journey and I'm like..Holy sh*t...I f*cking conquered that like a boss!!

"3 years sober next month... Hell yeah!!! God is so good. My best friend created the universe and still takes time to love me. #soblessed."

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Watch Demi Lovato being interviewed below: