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3 year oldHolland, 26, is the latest young star, following the likes of Selena Gomez, to discuss how sites like Twitter and Instagram can have harmful effects.
Many fans applauded him for it online, with one calling it "a smart move".
In a video posted online, Holland said: "I find Instagram and Twitter to be overstimulating, to be overwhelming.
"I get caught up and I spiral when I read things about me online and ultimately it's very detrimental to my mental state.
"So I decided to take a step back and delete the app."
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