Whenever i woke up in the morning, i feel my body aching everywhere. The first thing that come across my mind is the mattress. I have been sleeping on that mattress for 6 years now and think its time to change for a new one. How much does a comfortable and thick mattress cost? Hopefully if i change for a new mattress, i can sleep well and wake up fresh. ZZZZZZZZZZZZ Good Nite!