diff --git a/app/controllers/diary_entries_controller.rb b/app/controllers/diary_entries_controller.rb
index a251642..5458c99 100644
--- a/app/controllers/diary_entries_controller.rb
+++ b/app/controllers/diary_entries_controller.rb
@@ -1,5 +1,5 @@
 class DiaryEntriesController < ApplicationController
-  before_action :set_diary_entry, only: [:show, :edit, :update, :destroy]
+  before_action :set_diary_entry, only: [:show, :edit, :update]
 
   def index
     @diary_entries = DiaryEntry.all
@@ -50,6 +50,7 @@ class DiaryEntriesController < ApplicationController
       :work_stress_level,
       :life_stress_level,
       :sleep_quality_level,
+      :weight,
     )
   end
 end
diff --git a/app/models/diary_entry.rb b/app/models/diary_entry.rb
index f0f7ae0..fff77ca 100644
--- a/app/models/diary_entry.rb
+++ b/app/models/diary_entry.rb
@@ -9,5 +9,16 @@ class DiaryEntry < ApplicationRecord
             :work_stress_level,
             :life_stress_level,
             :sleep_quality_level,
+            :weight,
             presence: true
+
+  validates :pain_level,
+            :energy_level,
+            :mental_alertness_level,
+            :work_stress_level,
+            :life_stress_level,
+            :sleep_quality_level,
+            numericality: { greater_than_or_equal_to: 0, less_than_or_equal_to: 10 }
+
+  validates :weight, numericality: { greater_than_or_equal_to: 0 }
 end
diff --git a/app/views/diary_entries/_form.html.erb b/app/views/diary_entries/_form.html.erb
index 44d6136..dae85b2 100644
--- a/app/views/diary_entries/_form.html.erb
+++ b/app/views/diary_entries/_form.html.erb
@@ -22,6 +22,9 @@
   <%= f.label :sleep_quality_level %>
   <%= f.number_field :sleep_quality_level %>
 
+  <%= f.label :weight %>
+  <%= f.number_field :weight %>
+
   <%= f.label :notes %>
   <%= f.text_area :notes %>
 
diff --git a/app/views/diary_entries/_levels.html.erb b/app/views/diary_entries/_levels.html.erb
index 82d0640..1283820 100644
--- a/app/views/diary_entries/_levels.html.erb
+++ b/app/views/diary_entries/_levels.html.erb
@@ -7,6 +7,7 @@
       <th><%= t(".work_stress_level") %></th>
       <th><%= t(".life_stress_level") %></th>
       <th><%= t(".sleep_quality_level") %></th>
+      <th><%= t(".weight") %></th>
     </tr>
   </thead>
   <tbody>
@@ -17,6 +18,7 @@
       <td><%= diary_entry.work_stress_level %></td>
       <td><%= diary_entry.life_stress_level %></td>
       <td><%= diary_entry.sleep_quality_level %></td>
+      <td><%= diary_entry.weight %></td>
     </tr>
   </tbody>
 </table>
diff --git a/config/locales/views/diary_entries/en.yml b/config/locales/views/diary_entries/en.yml
index 2644b7a..b141402 100644
--- a/config/locales/views/diary_entries/en.yml
+++ b/config/locales/views/diary_entries/en.yml
@@ -23,3 +23,4 @@ en:
       work_stress_level: Work Stress
       life_stress_level: Life Stress
       sleep_quality_level: Sleep Quality
+      weight: Weight
diff --git a/db/migrate/20231231112357_add_weight_to_diary_entry.rb b/db/migrate/20231231112357_add_weight_to_diary_entry.rb
new file mode 100644
index 0000000..bf124d2
--- /dev/null
+++ b/db/migrate/20231231112357_add_weight_to_diary_entry.rb
@@ -0,0 +1,5 @@
+class AddWeightToDiaryEntry < ActiveRecord::Migration[7.1]
+  def change
+    add_column :diary_entries, :weight, :float
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index ade4abf..3978ac6 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2023_12_29_143820) do
+ActiveRecord::Schema[7.1].define(version: 2023_12_31_112357) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -75,6 +75,7 @@ ActiveRecord::Schema[7.1].define(version: 2023_12_29_143820) do
     t.integer "sleep_quality_level", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.float "weight"
     t.index ["user_id"], name: "index_diary_entries_on_user_id"
   end
 
diff --git a/test/fixtures/diary_entries.yml b/test/fixtures/diary_entries.yml
index 59e368d..af86e63 100644
--- a/test/fixtures/diary_entries.yml
+++ b/test/fixtures/diary_entries.yml
@@ -8,6 +8,7 @@ one:
   work_stress_level: 10
   life_stress_level: 10
   sleep_quality_level: 10
+  weight: 86
 
 two:
   user: trevor
@@ -19,3 +20,4 @@ two:
   work_stress_level: 1
   life_stress_level: 1
   sleep_quality_level: 10
+  weight: 89