5 Signs It's Time to Replace Your Mattress

February 10, 2026

When Should You Replace Your Mattress?

Most mattresses should be replaced every 7-10 years, but many Australians sleep on mattresses well past their use-by date. An old, worn-out mattress can significantly impact your sleep quality, health, and daily performance. At Best Beds, we help customers recognize when it's time for a new mattress and find the perfect replacement.

Sign 1: You Wake Up with Aches and Pains

If you regularly wake up with back pain, neck stiffness, or sore shoulders and hips, your mattress may no longer be providing adequate support. As mattresses age, they lose their ability to maintain proper spinal alignment and cushion pressure points.

What to look for:

Morning back pain that improves throughout the day
Stiffness in shoulders, hips, or neck upon waking
Sleeping better in hotels or other beds
Needing to stretch or massage sore areas every morning

If you experience these symptoms, it's time to test new mattresses at our Melbourne showroom.

Sign 2: Visible Sagging or Body Impressions

Visible sagging is one of the clearest signs your mattress needs replacing. Body impressions deeper than 3-4cm indicate the mattress has lost its structural integrity and can no longer provide proper support.

How to check:

Remove all bedding and look at the mattress surface
Check for visible dips or valleys where you sleep
Place a straight edge across the mattress to measure depression depth
Look for uneven surfaces or lumps

Even if your mattress looks fine, significant sagging affects sleep quality and spinal health.

Sign 3: You Sleep Better Away from Home

Do you sleep better in hotels, at friends' houses, or on your couch? This is a strong indicator that your mattress is no longer meeting your needs. Your body is telling you it prefers different support.

Many customers tell us they didn't realize how poor their sleep was until they experienced a quality mattress elsewhere. Don't wait — visit our showroom to test mattresses and rediscover great sleep.

Sign 4: Your Sleep Needs Have Changed

Life changes — and so do your sleep needs. A mattress that suited you perfectly five years ago may no longer be the right fit. Significant life changes can mean your body needs different support, pressure relief, or space than your current mattress provides.

Changes that may mean you've outgrown your mattress:

Significant weight gain or loss
A new sleep partner with different firmness preferences
Pregnancy or postpartum recovery
A new health condition such as back pain, arthritis, or hip problems
Ageing — support needs change as we get older
Switching sleep positions (e.g. from back to side sleeping)

If your life has changed significantly since you bought your mattress, it's worth reassessing whether it's still the right match for you.

Sign 5: Allergies or Asthma Have Worsened

Over time, mattresses accumulate dust mites, dead skin cells, allergens, and moisture. Even with regular cleaning and mattress protectors, older mattresses can trigger or worsen allergies and asthma.

Symptoms that may indicate mattress-related allergies:

Increased sneezing or congestion upon waking
Itchy eyes or skin irritation
Worsening asthma symptoms at night
Persistent coughing or wheezing in bed

A new mattress with hypoallergenic materials and a quality mattress protector can significantly improve these symptoms.

Additional Warning Signs

Noisy Springs

Squeaking, creaking, or popping sounds indicate worn springs that no longer provide proper support.

Motion Transfer

If you feel every movement your partner makes, the mattress has lost its motion isolation properties.

Visible Wear and Tear

Stains, tears, exposed springs, or damaged edges all indicate it's time for replacement.

You've Gained or Lost Significant Weight

Major weight changes affect how your mattress feels and performs. You may need different firmness or support.

The Cost of Waiting Too Long

Sleeping on an old mattress isn't just uncomfortable — it can affect your health and quality of life:

Poor sleep quality: Leading to fatigue, reduced productivity, and mood issues
Chronic pain: Back, neck, and joint problems from inadequate support
Weakened immune system: Poor sleep affects your body's ability to fight illness
Relationship strain: Sleep disruption affects both partners