The Break-In Period for a New Mattress
When you purchase a new mattress, it’s generally expected that there will be a break-in period, which can typically range from 30 to 90 days. During this time, the materials in the mattress will adjust to your body weight and sleeping patterns, and the initial firmness will soften to a comfortable level. It’s important to note that the exact duration of the break-in period can vary depending on the type of mattress and individual user differences.
Understanding The Importance of the Break-In Period
Adjustment To Body Impressions
One of the primary reasons the break-in period is crucial is because it allows your mattress to mold to your body. Mattresses, especially those made with memory foam or other contouring materials, need time to full adjust to your body’s unique shape, weight distribution, and sleeping position.
Material Conditioning
Most mattresses have several layers made from different materials. These materials, whether they are coils, foam, latex, or other fibers, all have distinct properties that need time to become more pliable and flexible. This is akin to wearing in a new pair of shoes – they start off stiff and gradually conform to the shape of your feet.
Factors That Influence the Break-In Period
Type of Mattress
The type of mattress you have plays a significant role in how long it will take to break in. For example:
Our Top 5 Mattress Picks
Updated September 2026EGOHOME 8-Inch Green Tea Memory Foam Mattress, Full, Medium Firm
Best for most bedrooms. A medium-firm green tea memory foam mattress with a cooling gel layer, delivered rolled in a box.
- Full size, 8 in
- Medium firm
- Cooling green tea gel
- CertiPUR-US, fiberglass free
OhGeni Queen Air Mattress with Built-in Pump, 18-Inch Raised
Best for guests and camping. Inflates in about three minutes with the built-in pump and sits 18 inches off the floor, so it feels like a real bed.
- Queen, 18 in raised
- Built-in pump
- 800 lb capacity
- Waterproof PVC
Novilla 6-Inch Gel Memory Foam Mattress, Twin
Best budget twin. A slim gel memory foam twin that suits kids' rooms, bunk beds and trundles where a thick mattress won't fit.
- Twin, 6 in
- Gel memory foam
- Cooling
- CertiPUR-US
Zinus 8-Inch Green Tea Memory Foam Mattress, Twin
Best-known brand. Zinus's long-running green tea foam design in twin size, with both CertiPUR-US and OEKO-TEX certified materials.
- Twin, 8 in
- Green tea memory foam
- CertiPUR-US & OEKO-TEX
GAESTE 8-Inch Cooling Gel Memory Foam Mattress, Full, Medium Feel
Best for hot sleepers. Cooling gel memory foam with a medium feel, plus a machine-washable, anti-slip cover you can actually clean.
- Full size, 8 in
- Medium feel
- Cooling gel foam
- Washable cover
- Fiberglass free
– Memory foam mattresses may require longer to break in as the foam responds to body pressure and heat, and it takes time to reach an optimal level of contouring and support.
– Innerspring mattresses generally have a shorter break-in period since the coils tend to adjust to changes more quickly than foam.
– Hybrid mattresses, which combine foam and coils, could have varied break-in times depending on the thickness and density of the foam layers used.
– Latex mattresses tend to be more resilient and might not require as much break-in time. However, they will still need some time to offer optimal comfort.
The Density and Firmness of the Mattress
Higher-density foams will take longer to break in, seeing as they are heavier and require more time to soften up and contour to your body. Similarly, a firmer mattress will typically have a longer break-in period than a softer one.
Individual Weight and Sleeping Patterns
Your body weight and preferred sleeping position also affect the break-in period. Heavier individuals may notice that their mattress breaks in faster, while lighter individuals might find it takes longer. Moreover, people who sleep in the same position every night could also shorten the break-in duration as the mattress will compress in a consistent pattern.
How to Speed Up the Break-In Process
Sleeping on the Mattress Regularly
The most straightforward way to break in a mattress is to sleep on it every night consistently. Your body weight and warmth contribute to the mattress acclimatizing to your shape and sleeping patterns.
Walking on the Surface
Gently walking across the surface of the mattress for a few minutes a day can help expedite the softening of the materials. This can be particularly useful if the mattress feels too firm initially.
Warm Room Temperature
Memory foam, in particular, responds to temperature. Keeping the bedroom at a slightly warmer temperature can make the foam more pliable and speed up the break-in process.
Evenly Distributing Pressure
Spreading out any time you spend sitting or lying on the mattress helps to ensure even break-in across the entire surface. Avoid sitting on the same spot repeatedly, as this can cause uneven wear.
Following Manufacturer Guidelines
Always refer to the manufacturer’s advice on how to break in your mattress. They may have specific tips tailored to the material and construction of your particular mattress.
Patience Is Key
Throughout the break-in period, it’s important to be patient and give your body and the mattress time to adjust to each other. While it might be tempting to return a mattress that doesn’t feel perfect after a few nights, remember that you may just be in the early stages of the break-in period.
Dealing With Potential Issues During Break-In
Temporary Discomfort
It’s not unusual to experience some degree of discomfort when you first start sleeping on a new mattress. This is often simply a sign that your body is adapting to the new support system and materials.
Assessing Proper Support
If you’re experiencing persistent pain or discomfort beyond a few weeks, this might indicate that the mattress doesn’t offer the right level of support or firmness for your needs. In such cases, you should contact the manufacturer for advice.
Utilizing Sleep Trials
Many mattress companies offer sleep trials that last for several months. If your discomfort continues past the typical break-in period, you can often return or exchange your mattress as long as it’s within the trial period.
Finishing Thoughts
When it comes to the break-in period for a new mattress, patience truly is a virtue. With various factors influencing how long it will take, it’s critical to allow 30 to 90 days before judging the comfort and support of your new bed. Regular use, ensuring even distribution of weight on the surface, and maintaining a suitable room temperature can shorten the break-in time. It’s wise to utilize the full sleep trial offered by many companies, but also to consult the manufacturer if you have any unresolved discomfort or questions about your mattress. Remember, a good night’s sleep is a journey, and the break-in period is just the first step.
