diff --git a/js/beestat/api.js b/js/beestat/api.js
index 9fad6bd..f7d282d 100644
--- a/js/beestat/api.js
+++ b/js/beestat/api.js
@@ -62,7 +62,7 @@ beestat.api.prototype.send = function(opt_api_call) {
          */
         if (this.callback_ !== undefined) {
           window.setTimeout(function() {
-            self.callback_(self.cached_batch_api_calls_);
+            self.callback_(self.cached_batch_api_calls_, true);
           }, 0);
         }
       } else {
@@ -81,7 +81,7 @@ beestat.api.prototype.send = function(opt_api_call) {
            * problems.
            */
           window.setTimeout(function() {
-            self.callback_(cached.data);
+            self.callback_(cached.data, true);
           }, 0);
         }
       } else {
@@ -262,7 +262,7 @@ beestat.api.prototype.load_ = function(response_text) {
 
   // Callback
   if (this.callback_ !== undefined) {
-    this.callback_(response.data);
+    this.callback_(response.data, false);
   }
 };
 
diff --git a/js/beestat/cache.js b/js/beestat/cache.js
index 315638b..908a749 100644
--- a/js/beestat/cache.js
+++ b/js/beestat/cache.js
@@ -7,26 +7,36 @@ beestat.cache = {
  *
  * @param {string} key The cache key to update.
  * @param {object} value The data to be placed in that key.
+ * @param {boolean} dispatch Whether or not to dispatch the event. Default
+ * true.
  */
-beestat.cache.set = function(key, value) {
+beestat.cache.set = function(key, value, dispatch) {
   if (key.substring(0, 5) === 'data.') {
     beestat.cache.data[key.substring(5)] = value;
   } else {
     beestat.cache[key] = value;
   }
-  beestat.dispatcher.dispatchEvent('cache.' + key);
+
+  if (dispatch !== false) {
+    beestat.dispatcher.dispatchEvent('cache.' + key);
+  }
 };
 
 /**
  * Delete data from the cache. Dispatches an event when done.
  *
  * @param {string} key The cache key to delete.
+ * @param {boolean} dispatch Whether or not to dispatch the event. Default
+ * true.
  */
-beestat.cache.delete = function(key) {
+beestat.cache.delete = function(key, dispatch) {
   if (key.substring(0, 5) === 'data.') {
     delete beestat.cache.data[key.substring(5)];
   } else {
     delete beestat.cache[key];
   }
-  beestat.dispatcher.dispatchEvent('cache.' + key);
+
+  if (dispatch !== false) {
+    beestat.dispatcher.dispatchEvent('cache.' + key);
+  }
 };
diff --git a/js/beestat/poll.js b/js/beestat/poll.js
index 1e15099..cb50206 100644
--- a/js/beestat/poll.js
+++ b/js/beestat/poll.js
@@ -1,19 +1,41 @@
 beestat.enable_poll = function() {
   window.clearTimeout(beestat.poll_timeout);
-  if (beestat.poll_intervals.length > 0) {
-    beestat.poll_timeout = window.setTimeout(
-      beestat.poll,
-      Math.min.apply(null, beestat.poll_intervals)
-    );
+  beestat.poll_timeout = window.setTimeout(
+    beestat.poll,
+    60000 * 5
+  );
+};
+
+beestat.enable_poll_watcher = function() {
+  window.clearTimeout(beestat.poll_watcher_timeout);
+  beestat.poll_watcher_timeout = window.setTimeout(
+    beestat.poll_watcher,
+    1000
+  );
+};
+
+/**
+ * Check every second for when the last successful poll was. Used for when the
+ * app is sent to the background and the polling stops to ensure an update is
+ * run immediately.
+ */
+beestat.poll_watcher = function() {
+  if (
+    beestat.poll_last !== undefined &&
+    beestat.poll_last.isBefore(moment().subtract(6, 'minute')) === true
+  ) {
+    window.clearTimeout(beestat.poll_timeout);
+    beestat.poll();
   }
+
+  beestat.enable_poll_watcher();
 };
 
 /**
  * Poll the database for changes and update the cache.
  */
-window.last_poll = moment();
 beestat.poll = function() {
-  window.last_poll = moment();
+  beestat.poll_last = moment();
 
   var api = new beestat.api();
 
@@ -88,14 +110,38 @@ beestat.poll = function() {
     beestat.cache.set('sensor', response.sensor);
     beestat.cache.set('ecobee_thermostat', response.ecobee_thermostat);
     beestat.cache.set('ecobee_sensor', response.ecobee_sensor);
+
     beestat.enable_poll();
 
     beestat.ecobee.notify_if_down();
   });
 
   api.send();
-};
 
-// Five minutes
-beestat.default_poll_interval = 300000;
-beestat.poll_intervals = [beestat.default_poll_interval];
+  /**
+   * Send this every poll but don't specifically do anything with the
+   * response. The caching won't allow it to send every time, but it should at
+   * least keep up.
+   */
+  new beestat.api()
+    .add_call(
+      'runtime',
+      'sync',
+      {
+        'thermostat_id': beestat.setting('thermostat_id')
+      }
+    )
+    .set_callback(function(response, from_cache) {
+      if (from_cache === false) {
+        // Delete this cached data so the charts update.
+        beestat.cache.delete('data.runtime_thermostat_detail__runtime_thermostat');
+        beestat.cache.delete('data.runtime_sensor_detail__runtime_thermostat');
+        beestat.cache.delete('data.runtime_sensor_detail__runtime_sensor');
+        beestat.cache.delete('data.air_quality_detail__runtime_thermostat');
+        beestat.cache.delete('data.air_quality_detail__runtime_sensor');
+        beestat.cache.delete('data.three_d__runtime_sensor');
+        beestat.cache.delete('data.three_d__runtime_thermostat');
+      }
+    })
+    .send();
+};
diff --git a/js/component/card/air_quality_detail.js b/js/component/card/air_quality_detail.js
index fe7ac6b..dda9fbd 100644
--- a/js/component/card/air_quality_detail.js
+++ b/js/component/card/air_quality_detail.js
@@ -19,7 +19,6 @@ beestat.component.card.air_quality_detail = function(thermostat_id) {
    * for when rerendering.
    */
   var change_function = beestat.debounce(function() {
-    self.get_data_(true);
     self.rerender();
   }, 10);
 
@@ -43,6 +42,8 @@ beestat.extend(beestat.component.card.air_quality_detail, beestat.component.card
 beestat.component.card.air_quality_detail.prototype.decorate_contents_ = function(parent) {
   var self = this;
 
+  delete this.data_;
+
   this.charts_ = {
     'occupancy': new beestat.component.chart.runtime_sensor_detail_occupancy(
       this.get_data_()
@@ -347,10 +348,10 @@ beestat.component.card.air_quality_detail.prototype.has_data_ = function() {
  *
  * @return {object} The data.
  */
-beestat.component.card.air_quality_detail.prototype.get_data_ = function(force) {
+beestat.component.card.air_quality_detail.prototype.get_data_ = function() {
   const self = this;
 
-  if (this.data_ === undefined || force === true) {
+  if (this.data_ === undefined) {
     var range = {
       'type': beestat.setting('air_quality_detail_range_type'),
       'dynamic': beestat.setting('air_quality_detail_range_dynamic'),
diff --git a/js/component/card/runtime_sensor_detail.js b/js/component/card/runtime_sensor_detail.js
index 38f320c..f9843c4 100644
--- a/js/component/card/runtime_sensor_detail.js
+++ b/js/component/card/runtime_sensor_detail.js
@@ -19,7 +19,6 @@ beestat.component.card.runtime_sensor_detail = function(thermostat_id) {
    * for when rerendering.
    */
   var change_function = beestat.debounce(function() {
-    self.get_data_(true);
     self.rerender();
   }, 10);
 
@@ -43,6 +42,8 @@ beestat.extend(beestat.component.card.runtime_sensor_detail, beestat.component.c
 beestat.component.card.runtime_sensor_detail.prototype.decorate_contents_ = function(parent) {
   var self = this;
 
+  delete this.data_;
+
   this.charts_ = {
     'equipment': new beestat.component.chart.runtime_thermostat_detail_equipment(
       this.get_data_()
@@ -356,10 +357,10 @@ beestat.component.card.runtime_sensor_detail.prototype.has_data_ = function() {
  *
  * @return {object} The data.
  */
-beestat.component.card.runtime_sensor_detail.prototype.get_data_ = function(force) {
+beestat.component.card.runtime_sensor_detail.prototype.get_data_ = function() {
   const self = this;
 
-  if (this.data_ === undefined || force === true) {
+  if (this.data_ === undefined) {
     var range = {
       'type': beestat.setting('runtime_sensor_detail_range_type'),
       'dynamic': beestat.setting('runtime_sensor_detail_range_dynamic'),
diff --git a/js/component/card/runtime_thermostat_detail.js b/js/component/card/runtime_thermostat_detail.js
index eca61f8..e35d290 100644
--- a/js/component/card/runtime_thermostat_detail.js
+++ b/js/component/card/runtime_thermostat_detail.js
@@ -19,15 +19,11 @@ beestat.component.card.runtime_thermostat_detail = function(thermostat_id) {
    * for when rerendering.
    */
   var change_function = beestat.debounce(function() {
-    self.get_data_(true);
     self.rerender();
   }, 10);
 
   beestat.dispatcher.addEventListener(
-    [
-      'cache.data.runtime_thermostat_detail__runtime_thermostat',
-      'cache.thermostat'
-    ],
+    'cache.data.runtime_thermostat_detail__runtime_thermostat',
     change_function
   );
 
@@ -43,6 +39,8 @@ beestat.extend(beestat.component.card.runtime_thermostat_detail, beestat.compone
 beestat.component.card.runtime_thermostat_detail.prototype.decorate_contents_ = function(parent) {
   var self = this;
 
+  delete this.data_;
+
   this.charts_ = {
     'equipment': new beestat.component.chart.runtime_thermostat_detail_equipment(
       this.get_data_()
@@ -339,12 +337,10 @@ beestat.component.card.runtime_thermostat_detail.prototype.has_data_ = function(
  * Get data. This doesn't directly or indirectly make any API calls, but it
  * caches the data so it doesn't have to loop over everything more than once.
  *
- * @param {boolean} force Force get the data?
- *
  * @return {object} The data.
  */
-beestat.component.card.runtime_thermostat_detail.prototype.get_data_ = function(force) {
-  if (this.data_ === undefined || force === true) {
+beestat.component.card.runtime_thermostat_detail.prototype.get_data_ = function() {
+  if (this.data_ === undefined) {
     var range = {
       'type': beestat.setting('runtime_thermostat_detail_range_type'),
       'dynamic': beestat.setting('runtime_thermostat_detail_range_dynamic'),
diff --git a/js/component/card/three_d.js b/js/component/card/three_d.js
index e13ced9..8db06d7 100644
--- a/js/component/card/three_d.js
+++ b/js/component/card/three_d.js
@@ -28,7 +28,6 @@ beestat.component.card.three_d = function() {
 
   const change_function = beestat.debounce(function() {
     self.state_.scene_camera_state = self.scene_.get_camera_state();
-    self.get_data_(true);
     self.rerender();
   }, 10);
 
@@ -82,6 +81,8 @@ beestat.component.card.three_d.prototype.decorate_ = function(parent) {
  * @param {rocket.Elements} parent
  */
 beestat.component.card.three_d.prototype.decorate_contents_ = function(parent) {
+  delete this.data_;
+
   const drawing_pane_container = document.createElement('div');
   drawing_pane_container.style.overflowX = 'hidden';
 
@@ -883,9 +884,9 @@ beestat.component.card.three_d.prototype.decorate_legend_ = function(parent) {
  *
  * @return {object} The data.
  */
-beestat.component.card.three_d.prototype.get_data_ = function(force) {
+beestat.component.card.three_d.prototype.get_data_ = function() {
   const self = this;
-  if (this.data_ === undefined || force === true) {
+  if (this.data_ === undefined) {
     const sensor_ids_map = beestat.floor_plan.get_sensor_ids_map(this.floor_plan_id_);
     const thermostat_ids_map = beestat.floor_plan.get_thermostat_ids_map(this.floor_plan_id_);
 
diff --git a/js/component/modal/thermostat_info.js b/js/component/modal/thermostat_info.js
index 0669f22..250d05f 100644
--- a/js/component/modal/thermostat_info.js
+++ b/js/component/modal/thermostat_info.js
@@ -38,10 +38,6 @@ beestat.component.modal.thermostat_info.prototype.decorate_contents_ = function(
       'name': 'First Connected',
       'value': moment.utc(ecobee_thermostat.runtime.firstConnected).local()
         .format('MMM Do, YYYY')
-    },
-    {
-      'name': '#',
-      'value': window.last_poll.format()
     }
   ];
 
diff --git a/js/layer/load.js b/js/layer/load.js
index 0caeb8c..d04ee05 100644
--- a/js/layer/load.js
+++ b/js/layer/load.js
@@ -276,6 +276,7 @@ beestat.layer.load.prototype.decorate_ = function(parent) {
 
     // Enable polling for live updates
     beestat.enable_poll();
+    beestat.enable_poll_watcher();
 
     (new beestat.layer.detail()).render();