Pada tanggal 11 Juli 2019, JYP Entertainment mengumumkan bahwa Mina akan beristirahat pada sisa konser Tur Dunia [[Daftar tur konser Twice#Twice World Tour 2019–2020 "Twicelights"|Tur DuniaTwicelights]] Twice yang masih berlangsung karena mengalami gangguan kecemasan ekstrim yang tiba-tiba dan masalah ketidaknyamanan terkait tampil di atas panggung.<ref name="bbc">{{cite web|url=http://www.bbc.com/news/48948583|title=Twice: K-Pop star Mina pulls out of tour due to 'extreme anxiety'|website=BBC|date=11 Juli 2019|access-date=30 November 2019}}</ref><ref name='koreatimes'>{{cite web|last=Dong|first=Sun-hwa|url=http://www.koreatimes.co.kr/www/news/nation/2019/07/732_272220.html|title=Extreme anxiety forces TWICE's Mina from world tour|website=Korea Times|access-date=1 Desember 2019|date=12 Juli 2019}}</ref> Insiden ini diliput oleh berbagai lembaga berita di seluruh dunia.<ref name="time_2"/><ref name="bbc"/><ref name='koreatimes'/><ref>{{cite web|last=Kelly|first=Emma|url=http://metro.co.uk/2019/07/11/twices-mina-pulls-world-tour-due-extreme-anxiety-10175805/|title=TWICE's Mina pulls out of world tour due to 'extreme anxiety'|website=Metro|date=11 Juli 2019|access-date=30 November 2019}}</ref><ref>{{cite web|last=Ko|first=Dong-hwan|url=http://www.scmp.com/lifestyle/entertainment/article/3019913/fans-believe-twice-member-mina-was-forced-out-world-tour|title=Fans believe Twice member Mina was forced out of world tour by Anti-Japan bullies|website=South China Morning Post|date=24 Juli 2019|access-date=30 November 2019}}</ref><ref>{{cite web|last=Anderton|first=Joe|url=http://www.digitalspy.com/showbiz/a28384623/k-pop-twice-mina-pulls-out-world-tour-mental-health/|title=K-pop band Twice member Mina pulls out of world tour over mental health struggles|website=Digital Spy|date=13 Juli 2019|access-date=30 November 2019}}</ref> Ia kemudian didiagnosa menderita [[gangguan kecemasan]].<ref name="elitedaily1"/><ref name="time_2"/><ref>{{cite web|last=Khouri|first=Samar|url=http://gulfnews.com/entertainment/music/k-pop-corner-twice-member-mina-diagnosed-with-anxiety-disorder-1.66127011|title=K-Pop Corner: Twice member Mina diagnosed with anxiety disorder|website=Gulf News|date=31 Agustus 2019|access-date=30 November 2019}}</ref><ref>{{citeweb|url=http://www.sbs.com.au/popasia/blog/2019/08/27/jyp-entertainment-update-minas-health-future-activities-twice|title=JYPPada Entertainmentbulan updateFebruari on2020, Mina'sdiumumkan healthbahwa &kondisi futureMina activitiessudah withmembaik TWICE|website=SBS|date=27dan Agustusdia 2019|access-date=6 Desember 2019}}</ref> Pada bulan Oktober 2019, Minaakan kembali dantampil bergabung dengan anggotabersama Twice lainnya pada sebuah acara penggemar.<ref name=metro>{{cite web|last=AdejobiLoh|first=AliciaKeng Fatt|url=httphttps://metrowww.costraitstimes.ukcom/2019lifestyle/10/21entertainment/twice-starsinger-minasmina-futurewho-stilltook-undecidedtime-despiteout-surpriseto-appearancebattle-fourthanxiety-anniversaryattacks-10954295/back-on-stage|title=TWICETwice starsinger Mina's, futurewho stilltook undecidedtime despiteout surpriseto appearancebattle atanxiety attacks, back on fourthstage anniversaryin Japan|website=Metro[[The Straits Times]]|date=2112 OktoberFebruari 20192020|access-date=3020 NovemberMei 20192020}}</ref> JYP Entertainment merilis sebuah pernyataan yang bernada bahwa "jadwal Mina di masa depan masih belum ditentukan" dan bahwa mereka akan "memprioritaskan kondisi kesehatannya daripada yang lain".<ref name=metro/>