SleepTech_Mart2018-internet

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foam mattresses each provide
a unique feel. This type of
mattress is good at relieving
pressure on painful joints.
Many memory foam mattresses
are more expensive than
standard spring mattresses.
Memory foam is affected
by temperature. In a cool
bedroom, a memory foam
mattress will feel firmer than
it does in a warm bedroom.
Memory softens and conforms
to the sleeper in response to
body temperature and body
the issue with “open-cell”
memory foams, pinhole cored
memory foam, gel-infused
memory foams, channel-cut
foam cores, reticulated foam
support layers and other technologies
to improve air circulation
through all-foam beds.
weight. Traditional memory
foam molds to the body causing
a depression the sleeper
must roll out of when changing
sleep positions. Mattress
manufacturers have responded
to this issue by using “faster
response” memory foams.
They spring back more quickly
when the sleeper moves. Foam
mattresses are also known to
generally “sleep warmer” than
innerspring mattresses. Mattress
makers have addressed
High-density foam
Similar to memory foam
mattresses, a high-density
foam mattress uses a more
compact foam typically made
from polyurethane. This kind
of foam is made largely from
open cells that are packed
together tightly. High-density
foam mattresses offer comfort
and longevity because they
are denser than a traditional
foam mattress. High-density
foam mattresses that have an
innerspring system last even
longer and eliminate mattress
sagging.
WATERBEDS
A waterbed is a mattress with
water in its interior instead of
metal coils or air. Waterbeds
can be lined with different layers
of fiber to achieve the level
of firmness the user desires.
Waterbeds are well known for