If your mattress is feeling too soft, one easy way to make it more firm is by using a mattress topper. Look for a topper made from a firmer material, such as memory foam or latex, to add extra support to your mattress. You can also choose a topper with a higher density, as this will provide more firmness and prevent your body from sinking into the mattress.1. Use a Mattress Topper
If your mattress is on a foundation or box spring, you may be able to adjust its firmness by changing the height of the foundation. A lower foundation will make the mattress feel firmer, while a higher one will make it feel softer. If your foundation is adjustable, try experimenting with different heights to find the perfect level of firmness for you.2. Adjust the Foundation
A mattress pad can also help to make your mattress more firm. Look for one with a firmer filling, such as a high-density foam or down alternative, to add extra support and prevent your body from sinking into the mattress. You can also choose a pad with a quilted or textured surface, as this will provide additional cushioning while still maintaining a firm feel.3. Try a Firm Mattress Pad
If your mattress is on a slatted bed frame, you can make it more firm by placing a piece of plywood between the mattress and the slats. This will provide a solid, even surface for the mattress to rest on, preventing it from sinking in between the slats and making it feel firmer. Just make sure to measure the space between the slats and choose a piece of plywood that fits snugly.4. Use Plywood Support
Many mattresses are designed to be rotated and flipped regularly to maintain their shape and firmness. If your mattress has been feeling too soft, try rotating it 180 degrees and flipping it over. This will distribute the weight and pressure evenly, helping to restore its firmness and extend its lifespan.5. Rotate and Flip Your Mattress
If you're in the market for a new mattress, consider investing in one with adjustable firmness. These mattresses typically have air chambers or separate layers that can be adjusted to your desired level of firmness. This allows you to customize the feel of your mattress and change it as needed, providing the perfect level of support for your body.6. Invest in a Mattress with Adjustable Firmness
A mattress encasement is a zippered cover that completely surrounds your mattress, protecting it from spills, dust, and allergens. It can also add extra firmness to your mattress by creating a barrier between your body and the mattress. Look for a cover made from a firm material, such as polyester or cotton, for the best results.7. Use a Mattress Encasement
When shopping for a new mattress, pay attention to the comfort layer. This is the top layer of the mattress that provides cushioning and support. Look for a mattress with a firmer comfort layer, such as memory foam or latex, to ensure proper spinal alignment and prevent sinking into the mattress. You can also choose a mattress with a thinner comfort layer for a firmer feel.8. Consider a Mattress with a Firmer Comfort Layer
If your mattress is on a platform bed or doesn't have a foundation, you can make it more firm by using a mattress support system. This is a set of wooden slats that sit underneath the mattress and provide additional support. Look for a support system with slats that are placed close together, as this will prevent the mattress from sagging and make it feel firmer.9. Use a Mattress Support System
If your current mattress has innerspring coils, you can make it more firm by choosing a mattress with a higher coil gauge. The coil gauge refers to the thickness of the coils, with a higher number indicating a firmer coil. Look for a mattress with a coil gauge of 12 or higher for a firmer feel. By using these 10 main ways to make your mattress more firm, you can achieve the perfect level of support and comfort for a good night's sleep. Don't be afraid to try different methods or combine them to find the best solution for your specific needs. With a little bit of effort and experimentation, you can transform your too-soft mattress into a firm and supportive sleep surface.10. Try a Mattress with a Firmer Coil Gauge