If you’re waking up without knowing why, your mattress could be to blame.

We all know how integral sleep is for our overall physical and mental wellbeing.

In fact, the average person spends aboutone-third of their entire life sleeping.

Woman sleeping on a new mattress in a brightly lit room

Despite that, our mattress is often the last thing we tend to check when tackling sleep issues.

But an unsupportive, sagging or aged mattress could be disrupting your rest.

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5 ways a new mattress can help you sleep through the night

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This often results in tossing and turning throughout the night, trying to find a comfortable position.

We feel the fiberglass-free Saatva Classic mattress

Inevitably, this leads to waking up in the night.

You need a mattress delivering excellent motion isolation.

As your bed ages, the springs, coils and foams loosen up due to regular use.

Couple sleeping in a bed facing different directions

This makes them inefficient in effectively absorbing movements.

Need a bed with good motion isolation?

This can not only lead to stiffness and injury, but also sleep deprivation from waking in the night.

Woman wearing a pink vest top with her hand on her forehead as she wakes up with night sweats.

Struggle with back pain?

Check out this year’sbest mattresses for back painwhich are designed to give specialist support for your lower back.

Effective temperature regulation

Ever woken up in the middle of the night soaked from the night sweats?

Woman peacefully asleep in her bed

Chances are that your bed is trapping heat.

Most of the latest mattresses feature cutting-edge cooling technology.

If you’re someone prone to overheat, it is wise to invest in one of thebest cooling mattresses.

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These incorporate elements like a hybrid design, or a Celliant-infused cover to help you sleep comfortably.

This can lead to delayed sleep onset (transition from wakefulness to sleep).

The longer you lie awake staring at the ceiling, the more disrupted your circadian rhythm will be.

Nothing can quite compare to that feeling of sleeping on a new mattress.

When should you change your mattress?

So, how do you know when it’s time to change your mattress?

The contents of this article are independent and solely reflect the editorial opinion of Tom’s Guide.