What Mattress Firmness Do I Need? Complete 2026 Guide
Quick answer Most people need a medium to medium-firm mattress (5–6 out of 10). Side sleepers do best at 3–5, back sleepers at 5–7, and ...
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Best Mattress for Teenagers 2026: What Teens Actually Need
Our #1 Recommended Mattress Affiliate disclosure: MattressNut is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no ...
Organic Non-Toxic Mattress: Best Certified Options 2026
Written by Romain R, « The Nut ». Medically reviewed by Dr. Jordan Burns. Quick answer The best organic and non-toxic mattress for most people is the ...
How to Clean a Mattress: Step-by-Step Guide 2026
How to Clean a Mattress: Complete Step-by-Step Guide A clean mattress is healthier, longer-lasting, and more comfortable. Most people never clean their mattress, but given ...
How Long Does Mattress Off-Gassing Last? (2026 Guide)
Our #1 Recommended Mattress After testing 20+ mattresses across every category, this is the one we recommend first. Saatva Classic. From $1,095 365-night trial · ...
Grounding Pillowcase Review 2026: Does It Help You Sleep?
MattressNut › Grounding & Earthing › Grounding Pillowcase Review 2026 60-day test • Updated April 2026 We spent 60 nights sleeping on the Premium Grounding ...
Best Kids Mattress 2026: Safe and Supportive for Growing Children
#2 Amerisleep Pick Amerisleep AS1 4.75/5 Amerisleep customer rating · 770 reviews Firm feel10-inch all-foam mattressTwin through California King100-night mattress trial20-year warranty Strengths Firm feel ...
Best Air Mattress 2026: Top Picks for Guests and Camping
Sleep Lab Pick · Current Sale Amerisleep's Current Sale: $500 off every mattress. The AS3 — plant-based Bio-Pur® foam, sleeps cooler than memory foam, 100-night ...
How to Buy a Mattress in 2026: The No-BS Guide
Our #1 Recommended Mattress Sleep Lab Pick · Current Sale Amerisleep's Current Sale: $500 off every mattress. The AS3 — plant-based Bio-Pur® foam, sleeps cooler ...
Mattress Foundation Guide 2026: Types, Heights, and What to Buy
Our #1 Recommended Mattress Foundation TL;DR Our first foundation recommendation is the Amerisleep Foundation: a 13-inch platform with tool-free assembly. Check your mattress support requirements ...
Are Grounding Sheets Worth It? An Honest Assessment
Considering a grounding sheet? Start here. Premium Grounding Earthing Sheet — Stainless-Steel Fiber View the Grounding Sheet → Use code MATTRESSNUT for 10% off — ...
Best Cooling Mattress 2026: For Hot Sleepers Who Need Temperature Control
Written by Romain R, « The Nut ». Medically reviewed by Dr. Jordan Burns. Quick answer The best cooling mattress for most hot sleepers is the Amerisleep ...