diff --git a/public/src/client/category.js b/public/src/client/category.js
index 1cc0a9fa02..a40781e642 100644
--- a/public/src/client/category.js
+++ b/public/src/client/category.js
@@ -73,7 +73,7 @@ define('forum/category', ['composer', 'forum/pagination', 'forum/infinitescroll'
 	};
 
 	Category.toBottom = function() {
-		socket.emit('categories.lastTopicIndex', ajaxify.variables.get('category_id'), function(err, index) {
+		socket.emit('categories.getTopicCount', ajaxify.variables.get('category_id'), function(err, index) {
 			navigator.scrollBottom(index);
 		});
 	};
@@ -180,7 +180,7 @@ define('forum/category', ['composer', 'forum/pagination', 'forum/infinitescroll'
 
 	Category.onNewTopic = function(topic) {
 		$(window).trigger('filter:categories.new_topic', topic);
-		
+
 		templates.parse('category', 'topics', {
 			privileges: {editable: !!$('.thread-tools').length},
 			topics: [topic]
diff --git a/src/categories.js b/src/categories.js
index 7be6d0a6ef..9f7c877bd7 100644
--- a/src/categories.js
+++ b/src/categories.js
@@ -167,8 +167,8 @@ var db = require('./database'),
 	};
 
 	Categories.getPageCount = function(cid, uid, callback) {
-		db.sortedSetCard('categories:' + cid + ':tid', function(err, topicCount) {
-			if(err) {
+		Catgories.getCategoryField(cid, 'topic_count', function(err, topicCount) {
+			if (err) {
 				return callback(err);
 			}
 
@@ -177,7 +177,7 @@ var db = require('./database'),
 			}
 
 			user.getSettings(uid, function(err, settings) {
-				if(err) {
+				if (err) {
 					return callback(err);
 				}
 
diff --git a/src/controllers/users.js b/src/controllers/users.js
index bdc3fceb70..84fde728fd 100644
--- a/src/controllers/users.js
+++ b/src/controllers/users.js
@@ -63,7 +63,7 @@ function getUsers(set, res, next) {
 			user.getUsersFromSet(set, 0, 49, next);
 		},
 		count: function(next) {
-			db.sortedSetCard(set, next);
+			db.getObjectField('global', 'userCount', next);
 		}
 	}, function(err, results) {
 		if (err) {
diff --git a/src/middleware/middleware.js b/src/middleware/middleware.js
index 599689e647..fb0ad3937e 100644
--- a/src/middleware/middleware.js
+++ b/src/middleware/middleware.js
@@ -128,7 +128,7 @@ middleware.addSlug = function(req, res, next) {
 };
 
 middleware.checkTopicIndex = function(req, res, next) {
-	db.sortedSetCard('categories:' + req.params.category_id + ':tid', function(err, topicCount) {
+	categories.getCategoryField(req.params.category_id, 'topic_count', function(err, topicCount) {
 		if (err) {
 			return next(err);
 		}
diff --git a/src/socket.io/categories.js b/src/socket.io/categories.js
index d92f18ca19..e1bb838dd7 100644
--- a/src/socket.io/categories.js
+++ b/src/socket.io/categories.js
@@ -71,10 +71,6 @@ SocketCategories.getTopicCount = function(socket, cid, callback) {
 	categories.getCategoryField(cid, 'topic_count', callback);
 };
 
-SocketCategories.lastTopicIndex = function(socket, cid, callback) {
-	db.sortedSetCard('categories:' + cid + ':tid', callback);
-};
-
 SocketCategories.getUsersInCategory = function(socket, cid, callback) {
 	var uids = websockets.getUidsInRoom('category_' + cid);
 	user.getMultipleUserFields(uids, ['uid', 'userslug', 'username', 'picture'], callback);
diff --git a/src/topics.js b/src/topics.js
index a8aeba052d..4f011c937c 100644
--- a/src/topics.js
+++ b/src/topics.js
@@ -77,11 +77,11 @@ var async = require('async'),
 	};
 
 	Topics.getPageCount = function(tid, uid, callback) {
-		db.sortedSetCard('tid:' + tid + ':posts', function(err, postCount) {
-			if(err) {
+		Topics.getTopicField(tid, 'postcount', function(err, postCount) {
+			if (err) {
 				return callback(err);
 			}
-			if(!parseInt(postCount, 10)) {
+			if (!parseInt(postCount, 10)) {
 				return callback(null, 1);
 			}
 			user.getSettings(uid, function(err, settings) {
@@ -346,15 +346,22 @@ var async = require('async'),
 	};
 
 	Topics.getTeasers = function(tids, uid, callback) {
-		if(!Array.isArray(tids) || !tids.length) {
+		if (!Array.isArray(tids) || !tids.length) {
 			return callback(null, []);
 		}
 
 		async.parallel({
 			counts: function(next) {
-				async.map(tids, function(tid, next) {
-					db.sortedSetCard('tid:' + tid + ':posts', next);
-				}, next);
+				Topics.getTopicsFields(tids, ['postcount'], function(err, topics) {
+					if (err) {
+						return next(err);
+					}
+					topics = topics.map(function(topic) {
+						return topic && topic.postcount;
+					});
+
+					next(null, topics);
+				});
 			},
 			pids: function(next) {
 				async.map(tids, function(tid, next) {
diff --git a/src/topics/posts.js b/src/topics/posts.js
index ee769add0e..67ceefe4c2 100644
--- a/src/topics/posts.js
+++ b/src/topics/posts.js
@@ -263,7 +263,7 @@ module.exports = function(Topics) {
 	};
 
 	Topics.getPostCount = function(tid, callback) {
-		db.sortedSetCard('tid:' + tid + ':posts', callback);
+		db.getObjectField('topic:' + tid, 'postcount', callback);
 	};
 
 };
diff --git a/src/user/notifications.js b/src/user/notifications.js
index 731ff99da8..0981c65f1f 100644
--- a/src/user/notifications.js
+++ b/src/user/notifications.js
@@ -214,7 +214,9 @@ var async = require('async'),
 		if (!parseInt(uid, 10)) {
 			return callback(null, 0);
 		}
-		db.sortedSetCard('uid:' + uid + ':notifications:unread', callback);
+		db.getSortedSetRange('uid:' + uid + ':notifications:unread', 0, 20, function(err, nids) {
+			callback(err, Array.isArray(nids) ? nids.length : 0);
+		});
 	};
 
 	UserNotifications.getUnreadByField = function(uid, field, value, callback) {