Matthijs de Ligt says he is "feeling much better physically and mentally" after recovering from a slow start to his Juventus career.
The Netherlands international rejected interest from elsewhere to join Juventus in a €75 million (£67.5m/$85m) transfer from Ajax last July and has made 32 appearances for the Serie A giants.
He has come in for heavy criticism at times in his debut campaign in Turin but has started all five of Juve's matches since last month's restart, helping to keep four clean sheets.
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"I feel much better physically now and mentally I am in a much, much better place," he told Sky Sport Italia ahead of Saturday's Derby della Mole with Torino.