diff --git a/edc_qol/model_mixins/eq5d3l_model_mixin.py b/edc_qol/model_mixins/eq5d3l_model_mixin.py
index b6066ad..9778c4d 100644
--- a/edc_qol/model_mixins/eq5d3l_model_mixin.py
+++ b/edc_qol/model_mixins/eq5d3l_model_mixin.py
@@ -2,6 +2,7 @@
 from django.db import models
 from django.utils.html import format_html
 from django.utils.safestring import mark_safe
+from django.utils.translation import gettext as _
 
 from ..choices import (
     ANXIETY_DEPRESSION,
@@ -18,42 +19,49 @@ class Eq5d3lModelMixin(models.Model):
     self_care = models.CharField(verbose_name="Self-care", max_length=45, choices=SELF_CARE)
 
     usual_activities = models.CharField(
-        verbose_name="Usual activities",
+        verbose_name=_("Usual activities"),
         max_length=45,
-        help_text="Example. work, study, housework, family or leisure activities",
+        help_text=_("Example. work, study, housework, family or leisure activities"),
         choices=USUAL_ACTIVITIES,
     )
 
     pain_discomfort = models.CharField(
-        verbose_name="Pain / Discomfort", max_length=45, choices=PAIN_DISCOMFORT
+        verbose_name=_("Pain / Discomfort"), max_length=45, choices=PAIN_DISCOMFORT
     )
 
     anxiety_depression = models.CharField(
-        verbose_name="Anxiety / Depression", max_length=45, choices=ANXIETY_DEPRESSION
+        verbose_name=_("Anxiety / Depression"), max_length=45, choices=ANXIETY_DEPRESSION
     )
 
     health_today_score_slider = models.CharField(
-        verbose_name=format_html("{}", "Visual score for how your health is TODAY"),
+        verbose_name=_("Visual score for how your health is TODAY"),
         max_length=3,
     )
 
     health_today_score_confirmed = models.IntegerField(
         verbose_name=format_html(
             "{}",
-            mark_safe(  # nosec B308, B703
-                "<B><font color='orange'>Interviewer</font></B>: "
-                "please confirm the number on the scale indicated from above."
-            ),
+            mark_safe(
+                _(
+                    "<B><font color='orange'>Interviewer</font></B>: "
+                    "please confirm the number on the scale indicated from above."
+                )
+            ),  # nosec B308, B703
         ),
         validators=[MinValueValidator(0), MaxValueValidator(100)],
-        help_text=(
-            "This scale is numbered from 0 to 100. "
-            "100 means the <U>best</U> health you can imagine"
-            "0 means the <U>worst</U> health you can imagine."
+        help_text=format_html(
+            "{}",
+            mark_safe(
+                _(
+                    "This scale is numbered from 0 to 100. "
+                    "100 means the <U>best</U> health you can imagine"
+                    "0 means the <U>worst</U> health you can imagine."
+                )
+            ),  # nosec B308, B703
         ),
     )
 
     class Meta:
         abstract = True
-        verbose_name = "EuroQol EQ-5D-3L Instrument"
-        verbose_name_plural = "EuroQol EQ-5D-3L Instrument"
+        verbose_name = _("EuroQol EQ-5D-3L Instrument")
+        verbose_name_plural = _("EuroQol EQ-5D-3L Instrument")