Are you feeling any or just noticing the physical wear and tear on your current bed?
Before you toss it, try rotating it 180 degrees. If the support doesn't improve within a week, start browsing the sales. when is it time to buy a new mattress
If you’re rolling into a permanent dip in the middle, the internal structure has failed. Are you feeling any or just noticing the
Most high-quality mattresses last 7 to 10 years . If yours is a "tween," it’s likely lost its support. " it’s likely lost its support.