CHOL HAMOED

283. During the intermediate days of the Festivals everything necessary for the well-being of a person may be done even for a minor illness or complaint or for the purposes of prevention[477].

284. It is preferable not to make medical or dental appointments for routine examinations[478].

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[477] Orach Chayyim 632:2; Mishnah Berurah 632:5; Shemirat Shabbat Kehilchata 66:20.

[478] Shemirat Shabbat Kehilchata 66, note 88; Resp. Iggerot Moshe Orach Chayyim 3:78.