A conventional mattress is a soft rectangular bedding that sits directly on top of a rigid bed frame. As a rule, the mattress is filled with soft material or springs with a whole set of different fillers, has a durable cover on top. Modern mattresses are very functional and practical, and the technological pinnacle of this type of products are orthopedic mattresses. They provide excellent support for the spine and other organs. However, such mattresses did not become such immediately.
Mattresses in the prehistoric era
The need for bedding has been necessary practically since the advent of man himself. At first, bunches of gathered grass and leaves were used to make the bed without any framework whatsoever. Such a Bed was only a prototype of mattresses, its distant ancestor. The first product that can safely be called a mattress appeared about 77,000 years ago. Its lower layer was made up of sturdy stems of sedge and sword-grass, taking the pressure of uneven ground and rocks. Leaves of
