diff --git a/app.py b/app.py
index 31469dc..fb21aee 100644
--- a/app.py
+++ b/app.py
@@ -424,14 +424,45 @@ def get_most_recent_topset_for_exercise(person_id, workout_id):
     return render_template('partials/new_set_form.html', person_id=person_id, workout_id=workout_id, exercises=exercises, has_value=True, exercise_id=exercise_id, repetitions=repetitions, weight=weight)
 
 
-# # TODO: Remove me, just for testing
-# @ app.route("/sparkline", methods=['GET'])
-# def get_sparkline():
-#     width = request.args.get('width', 400, type=int)
-#     height = request.args.get('height', 200, type=int)
-#     number_of_points = request.args.get('number_of_points', 50, type=int)
-#     points = [random.randint(1, 100) for _ in range(number_of_points)]
-#     return render_template('partials/sparkline.html', width=width, height=height, points=points)
+def calculate_relative_positions(start_dates):
+    min_date = min(start_dates)
+    max_date = max(start_dates)
+    total_span = (max_date - min_date).days if max_date != min_date else 1
+    return [(date - min_date).days / total_span for date in start_dates]
+
+@ app.route("/person/<int:person_id>/exercise/<int:exercise_id>/sparkline", methods=['GET'])
+def get_exercise_progress_for_user(person_id, exercise_id):
+    width = request.args.get('width', 300, type=int)
+    height = request.args.get('height', 100, type=int)
+    (estimated_1rm, start_dates) = db.get_exercise_progress_for_user(person_id, exercise_id)
+
+    # Calculate vb_width
+    min_date = min(start_dates)
+    max_date = max(start_dates)
+    date_range = (max_date - min_date).days  # e.g., 30 days
+    vb_width = date_range  # This can be scaled if needed
+
+    # Calculate vb_height
+    min_value = min(estimated_1rm)
+    max_value = max(estimated_1rm)
+    value_range = max_value - min_value  # e.g., 100
+    vb_height = value_range  # This can be scaled if needed
+
+    # Scaling factors (optional, for design)
+    width_scaling_factor = 200 / vb_width  # e.g., if you want 200px width
+    height_scaling_factor = 75 / vb_height  # e.g., if you want 100px height
+
+    # Apply scaling
+    vb_width *= width_scaling_factor
+    vb_height *= height_scaling_factor
+
+    # Scale estimated_1rm between 0 and vb_height
+    estimated_1rm = [((value - min_value) / value_range) * vb_height for value in estimated_1rm]
+
+    relative_positions = calculate_relative_positions(start_dates)
+    data_points = list(zip(estimated_1rm, relative_positions))
+
+    return render_template('partials/sparkline.html', title="GHR", vb_width=vb_width, vb_height=vb_height, data_points=data_points)
 
 
 @app.teardown_appcontext
diff --git a/db.py b/db.py
index 80fd4b1..13f0cee 100644
--- a/db.py
+++ b/db.py
@@ -462,3 +462,31 @@ class DataBase():
         exercises = self.execute(
             'SELECT exercise_id, name FROM exercise')
         return exercises
+
+    def get_exercise_progress_for_user(self, person_id, exercise_id):
+        topsets = self.execute("""
+            SELECT 
+                T.topset_id, 
+                E.name AS exercise_name,
+                W.person_id,
+                T.workout_id,
+                T.repetitions,
+                T.weight,
+                ROUND((100 * T.weight::NUMERIC::INTEGER) / (101.3 - 2.67123 * T.repetitions), 0)::NUMERIC::INTEGER AS estimated_1rm,
+                W.start_date
+            FROM 
+                topset T
+            JOIN 
+                exercise E ON T.exercise_id = E.exercise_id
+            JOIN 
+                workout W ON T.workout_id = W.workout_id
+            WHERE
+                W.person_id = %s AND
+                E.exercise_id = %s
+            ORDER BY 
+                W.start_date;""", [person_id, exercise_id])
+        # Get a list of all estimated_1rm values
+        estimated_1rm = [t['estimated_1rm'] for t in topsets]
+        # Get a list of all start_dates
+        start_dates = [t['start_date'] for t in topsets]
+        return (estimated_1rm, start_dates)
\ No newline at end of file
diff --git a/templates/partials/new_set_form.html b/templates/partials/new_set_form.html
index 00d1209..76c54db 100644
--- a/templates/partials/new_set_form.html
+++ b/templates/partials/new_set_form.html
@@ -67,4 +67,11 @@
             class="py-2 px-3 mb-3 text-sm font-medium text-center text-gray-900 bg-white rounded-lg border border-gray-300 hover:bg-gray-100 hover:scale-[1.02] transition-transform">Delete
             workout</button>
     </div>
-</form>
\ No newline at end of file
+</form>
+
+{% if has_value==True %}
+<div class="hidden"
+    hx-get="{{ url_for('get_exercise_progress_for_user', person_id=person_id, exercise_id=exercise_id) }}"
+    hx-trigger="load" hx-target="#exercise-progress-{{ person_id }}" hx-swap="innerHTML">
+</div>
+{% endif %}
\ No newline at end of file
diff --git a/templates/partials/sparkline.html b/templates/partials/sparkline.html
new file mode 100644
index 0000000..b7be7a2
--- /dev/null
+++ b/templates/partials/sparkline.html
@@ -0,0 +1,42 @@
+{% set fill = "#dcfce7" %}
+{% set stroke = "#bbf7d0" %}
+{% set stroke_width = 4 %}
+{% set margin = 0 %} {# space allocated for axis labels and ticks #}
+
+{% macro path(data_points, vb_height) %}
+    {% for value, position in data_points %}
+        {% set x = position * vb_width %}
+        {% set y = vb_height - value %}
+        {% if loop.first %}M{{ x }} {{ y }}{% else %} L{{ x }} {{ y }}{% endif %}
+    {% endfor %}
+{% endmacro %}
+
+{% macro circles(data_points, vb_height) %}
+    {% for value, position in data_points %}
+        {% set x = position * vb_width %}
+        {% set y = vb_height - value %}
+        <circle cx="{{ x }}" cy="{{ y }}" r="5" class="cursor-pointer" data-message="{{ position }} - {{ value }}" fill-opacity="0%"
+                _="on mouseover
+                   put my @data-message into #popover
+                   then remove .hidden from #popover
+                   on mouseout
+                   add .hidden to #popover">
+        </circle>
+    {% endfor %}
+{% endmacro %}
+
+{% macro closed_path(points, vb_width, vb_height) %}
+    {{ path(points, vb_width, vb_height) }} L {{ vb_width + 2*margin }} {{ vb_height + 2*margin }} L {{ 2*margin }} {{ vb_height + 2*margin }} Z
+{% endmacro %}
+
+
+<svg viewBox="0 0 {{ vb_width }} {{ vb_height }}" preserveAspectRatio="none">
+
+    <path d="{{ path(data_points, vb_height) }}" stroke="blue" fill="none" />
+
+    {{ circles(data_points, vb_height) }}
+</svg>
+
+<div id="popover" class="hidden bg-white border border-gray-300 p-2 z-10">
+    <!-- Popover content will be dynamically inserted here -->
+</div>
\ No newline at end of file
diff --git a/templates/partials/workout_modal.html b/templates/partials/workout_modal.html
index d7bba66..2d7b800 100644
--- a/templates/partials/workout_modal.html
+++ b/templates/partials/workout_modal.html
@@ -100,6 +100,9 @@
                 exercises=exercises,
                 has_value=False) }}
             </div>
+            <div id="exercise-progress-{{ workout['PersonId'] }}" class="mx-5">
+
+            </div>
         </div>
     </div>
 </div>