Gait disorders in the elderly are common and in most cases cannot be treated medically or surgically. Therefore, treatment often relies on ambulatory devices such as canes, crutches, and walkers. Before selecting a device, the patient should be evaluated to define whether one or both upper extremities are required to achieve balance or bear weight.
The first living thing to go in space is a dog named Laika a russian dog that captured in moscow when its on space she died a few weeks.
The first manmade object known to have been placed in Earth orbit was Sputnik 1 - a Soviet satellite. However, the first manmade objects to enter space sub-orbitally were arguâ¦ably German A4/V2 ballistic missiles. These were being developed and launched from the Baltic island of Peenemunde from before WW2 and several thousand were fired in action before the close of hostilities.