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Pressure relief mattress

By the Life in Good Form editors. Updated 2026-10-15.

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Quick answerA pressure relief mattress spreads or shifts body weight so the same skin is not pressed for hours. MedlinePlus says pressure injuries form when skin presses against a hard surface for a long time, and advises a foam mattress or one filled with gel or air for people at risk. Alternating pressure systems use a pump to inflate and deflate air cells in cycles; Vive's 5 inch pad cycles about every 6 minutes. A mattress is only one part of prevention: daily skin checks, repositioning and keeping skin clean and dry still matter.
Our picks at a glance
  • Vive 8 inch Alternating Pressure Mattress. Best for: Replacing a hospital bed mattress. See options on Amazon
  • Vive 5 inch Alternating Pressure Pad. Best for: Adding pressure relief on top of an existing mattress. See options on Amazon
  • Vive Cooling Gel Mattress Overlay. Best for: Pressure spreading without a pump. See options on Amazon

Compare the picks and what to watch out for

Who is at risk of pressure injuries

MedlinePlus explains that pressure injuries, also called bedsores or pressure sores, form when skin and soft tissue press against a harder surface such as a chair or bed for a long time, cutting blood supply to the area. You are at risk if you spend most of the day in a bed or chair with little movement, are overweight or underweight, cannot control your bladder or bowels, have decreased feeling in part of your body, or spend a lot of time in one position.

Types of pressure relief surface

TypeHow it worksVive example
Alternating pressure mattressReplaces the mattress; air chambers inflate and deflate in cycles8 inch: 19 chambers, 10 minute cycles, 350 lb, 80 by 35 inches
Alternating pressure padSits on top of your mattress with a pump5 inch: 16 chambers, about 6 minute cycles
Gel overlayHoneycomb gel spreads weight; no pumpCooling gel overlay for twin XL beds, washable cover

Details are from Vive's product pages. Vive says its 8 inch mattress offers alternating, static and seated modes and fits standard twin XL and hospital frames.

Choosing a system

Setup and care

Daily skin checks

MedlinePlus says you or a caregiver should check the body every day from head to toe, especially the heels and ankles, knees, hips, spine, tailbone, elbows, shoulders and shoulder blades, back of the head and ears. Contact a provider for early signs: skin redness, which is harder to see on darker skin, warm areas, spongy or hard skin, or breakdown of the top layers of skin or a sore.

Positioning and skin care in bed

Wheelchairs and chairs

For chairs and wheelchairs, MedlinePlus advises a foam or gel cushion that fits, not a donut-shaped cushion, and shifting weight often. See our wheelchair cushion for pressure sores guide, home hospital bed guide and overbed table guide.

What to look for when you buy

Vive 8 inch Alternating Pressure Mattress

Best for: Replacing a hospital bed mattress

Vive lists 19 air chambers on 10 minute cycles, three modes and a 350 pound limit.

Watch out: Fits twin XL and hospital frames; check your bed.

See options on Amazon

Vive 5 inch Alternating Pressure Pad

Best for: Adding pressure relief on top of an existing mattress

Vive lists 16 chambers on about 6 minute cycles and a water-resistant cover.

Watch out: Needs power for the pump; plan for outages.

See options on Amazon

Vive Cooling Gel Mattress Overlay

Best for: Pressure spreading without a pump

Vive lists a honeycomb gel overlay for twin XL beds with a washable cover.

Watch out: Static surface; ask whether alternating air is needed.

See options on Amazon
When to talk to a doctor: Contact a provider right away for new redness that does not fade, warm or hard areas, or any open sore. A mattress does not replace repositioning and skin checks.

Questions people ask

What mattress helps prevent bedsores?
MedlinePlus advises a foam mattress or one filled with gel or air for people at risk.
How does an alternating pressure mattress work?
A pump inflates and deflates air chambers in cycles so pressure points keep shifting.
Who needs an alternating pressure pad?
Vive suggests people likely to be in bed over 15 hours a day or at medium to high risk; ask the care team.
What if the power goes out?
Vive says its 5 inch pad stays inflated up to 24 hours in a power outage; check your own model's manual.
Should I use a donut cushion?
No. MedlinePlus says not to sit on donut-shaped cushions.

Sources

Sources checked 2026-10-15.