When you find your mattress too firm for comfort, you can soften it by adding a mattress topper, breaking it in through regular use, adjusting your room temperature, trying a mattress pad, or flipping and rotating it. These methods can help create a more plush sleeping surface, improving your comfort and sleep quality.
Understanding Mattress Firmness
Before you can effectively soften a mattress, it’s important to understand mattress firmness levels. Mattresses are typically rated on a scale from soft to firm. Firmness affects not only comfort but also the support a mattress provides. Personal preference, sleep position, and body weight all play roles in what firmness level is best suited for each individual.
Breaking In a New Mattress
Like a pair of new shoes, a new mattress often requires a break-in period. Over time, the materials will soften naturally, conforming to your body shape and weight. To expedite this process:
- Sleep on it regularly to help the materials loosen up and soften.
- Walk gently across the surface of the mattress for a few minutes each day to evenly distribute the wear.
Using a Mattress Topper
One of the most effective ways to soften a firm mattress is to use a mattress topper. Toppers come in various materials like memory foam, latex, down, or wool. Here’s how they can affect mattress firmness:
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: Known for its body-contouring properties and pressure relief.
- Latex: Tends to be firmer than memory foam but offers a comfortable cushioning effect.
- Down: Provides a soft, luxurious feel, often considered the softest option.
- Wool: Adds a soft layer with the added benefit of temperature regulation.
Optimize Room Temperature
Certain mattress materials, like memory foam, are sensitive to temperature. If your room is too cold, your mattress may feel firmer. Try increasing the room temperature to see if it affects the firmness. A warmer environment can make the memory foam softer and more pliable.
Additional Bedding and Pads
A plush mattress pad can also add a layer of softness to a firm mattress. Pads are thinner than toppers and can be made from a variety of materials including cotton, down, or polyester. Quilted designs add extra loft and comfort to the sleeping surface.
Check Your Foundation
The foundation or bed frame that supports your mattress can impact its firmness. A solid platform or a box spring without much give could contribute to the overall firmness. Consider a foundation that has a bit of flexibility or slats to allow the mattress to have a little more softness.
Flip or Rotate the Mattress
If your mattress is flippable, turning it over might expose you to a softer side. If it’s not designed to be flipped, rotating the mattress can promote even wear and potentially soften areas that are less used.
Proper Body Support
While softening a mattress can increase comfort, it’s crucial to maintain proper body support while sleeping. Ensure that any additions or changes to your sleeping surface keep the spine aligned to avoid discomfort or pain.
When to Replace a Mattress
If you’ve tried all the above methods and the mattress is still too firm, it might be too old or just not the right fit for your needs. Mattresses generally have a lifespan of 7-10 years. Excessive sagging, lumps, or a noticeable decline in comfort are signs it’s time for a replacement.
Mattresses for Different Sleep Positions
- Side Sleepers: Often require a softer mattress to accommodate the shoulders and hips.
- Back Sleepers: Need a balance of support and softness to maintain spine alignment.
- Stomach Sleepers: Usually require a firmer mattress to prevent their abdomen from sinking too deeply.
Different Types of Sleepers
Weight also plays a role in how firm a mattress feels. Heavier individuals may sink more into a mattress, finding it softer, whereas lighter individuals may not compress the mattress as much, finding it firmer. It’s important to consider these factors when selecting or adjusting a mattress.
Consulting with Professionals
If after attempting to soften your mattress, you still find discomfort, consider consulting with a sleep specialist or a chiropractor. They can provide advice tailored to your specific needs and may recommend other solutions based on your body type and sleep habits.
Finishing Thoughts
Softening a mattress can improve your sleep quality and comfort. It’s about balancing softness for comfort with enough support to maintain proper body alignment. With the variety of methods discussed, from mattress toppers and pads to adjusting the room temperature and checking your foundation, there is bound to be a solution that will work for you. Remember, a mattress that’s too old or not suitable for your body type may need to be replaced. It’s important to listen to your body and ensure you’re giving it the rest it needs on a mattress that’s just right for you.
