I have owned a Serta Perfect Sleeper firm mattress for five years now. This mattress is what can only be described as "the pits." It was not so bad at first, but at the moment, it definitely has a big 'ol dip in the middle that my husband and I keep rolling into. We both wake up EVERY day with sore, achy backs/necks. Also, I have been having a problem with pressure points numbing my arms and such. No, I'm not ninty or fat if that's what you are thinking. I'm 26. We are in the market for a new mattress already, and this one is on our list of what not to buy.

But I guess, to be honest, it...