updates

Program/templates/index.html

@@ -98,7 +98,7 @@
         Plotly.newPlot('graph_hr', HR_graphData.data, HR_graphData.layout);
     </script>
     <script>
-        // Refresh the page every 10 seconds
+        // Refresh the page every 20 seconds
         setTimeout(function(){
             location.reload();
         }, 20000);