diff --git a/data.json b/data.json
new file mode 100644
index 0000000..e6a59ac
--- /dev/null
+++ b/data.json
@@ -0,0 +1,79 @@
+[
+  {
+    "major_group": "Upper Body",
+    "group_name": "Chest",
+    "muscles": [
+      "Pectoralis major",
+      "Pectoralis minor"
+    ]
+  },
+  {
+    "major_group": "Upper Body",
+    "group_name": "Back",
+    "muscles": [
+      "Latissimus dorsi",
+      "Trapezius",
+      "Rhomboids",
+      "Erector spinae",
+      "Teres major"
+    ]
+  },
+  {
+    "major_group": "Upper Body",
+    "group_name": "Shoulders",
+    "muscles": [
+      "Deltoids",
+      "Rotator cuff muscles"
+    ]
+  },
+  {
+    "major_group": "Upper Body",
+    "group_name": "Arms",
+    "muscles": [
+      "Biceps brachii",
+      "Brachialis",
+      "Triceps brachii",
+      "Brachioradialis",
+      "Forearm flexors/extensors"
+    ]
+  },
+  {
+    "major_group": "Core",
+    "group_name": "Abdominals",
+    "muscles": [
+      "Rectus abdominis",
+      "Transverse abdominis",
+      "External obliques",
+      "Internal obliques"
+    ]
+  },
+  {
+    "major_group": "Core",
+    "group_name": "Lower Back",
+    "muscles": [
+      "Quadratus lumborum",
+      "Erector spinae"
+    ]
+  },
+  {
+    "major_group": "Lower Body",
+    "group_name": "Legs",
+    "muscles": [
+      "Quadriceps",
+      "Hamstrings",
+      "Gluteus maximus",
+      "Gluteus medius",
+      "Gluteus minimus",
+      "Adductors",
+      "Abductors"
+    ]
+  },
+  {
+    "major_group": "Lower Body",
+    "group_name": "Calves",
+    "muscles": [
+      "Gastrocnemius",
+      "Soleus"
+    ]
+  }
+]
diff --git a/migrations/20241211081452_scientific_names.sql b/migrations/20241211081452_scientific_names.sql
new file mode 100644
index 0000000..1b1e0c6
--- /dev/null
+++ b/migrations/20241211081452_scientific_names.sql
@@ -0,0 +1,9 @@
+-- Add migration script here
+
+ALTER TABLE muscles
+    ADD COLUMN scientific_name VARCHAR(255),
+    ADD COLUMN major_group VARCHAR(255),
+    ADD COLUMN minor_group VARCHAR(255) NOT NULL;
+
+DROP TABLE muscle_bodypart_relations;
+DROP TABLE body_parts;
diff --git a/relevant.json b/relevant.json
new file mode 100644
index 0000000..11e979f
--- /dev/null
+++ b/relevant.json
@@ -0,0 +1,53 @@
+{
+  "Upper Body": {
+    "Chest": {
+      "Pectoralis major": "Pecs",
+      "Pectoralis minor": "Pecs"
+    },
+    "Back": {
+      "Latissimus dorsi": "Lats",
+      "Trapezius": "Traps",
+      "Rhomboids": "Upper/mid-back muscles",
+      "Erector spinae": "Spinal erectors",
+      "Teres major": "Upper lats"
+    },
+    "Shoulders": {
+      "Deltoids": "Delts",
+      "Rotator cuff muscles": "Rotator cuff"
+    },
+    "Arms": {
+      "Biceps brachii": "Biceps",
+      "Brachialis": "Biceps’ under-muscle",
+      "Triceps brachii": "Triceps",
+      "Brachioradialis": "Forearm muscles",
+      "Forearm flexors/extensors": "Forearm muscles"
+    }
+  },
+  "Core": {
+    "Abdominals": {
+      "Rectus abdominis": "Abs",
+      "Transverse abdominis": "Deep core abs",
+      "External obliques": "Side abs",
+      "Internal obliques": "Inner side abs"
+    },
+    "Lower Back": {
+      "Quadratus lumborum": "QL/Lower back muscles",
+      "Erector spinae": "Spinal erectors"
+    }
+  },
+  "Lower Body": {
+    "Legs": {
+      "Quadriceps": "Quads",
+      "Hamstrings": "Quads",
+      "Gluteus maximus": "Glutes/Butt muscles",
+      "Gluteus medius": "Glutes/Butt muscles",
+      "Gluteus minimus": "Glutes/Butt muscles",
+      "Adductors": "Adductors",
+      "Abductors": "Adductors"
+    },
+    "Calves": {
+      "Gastrocnemius": "Calves",
+      "Soleus": "Calves"
+    }
+  }
+}