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.
On April 12, 1961, Soviet cosmonaut Yuri Gagarin became the first person in space, and the first to orbit the Earth. It was another body blow to American pride. When Shepard heard the news he slammed his fist down on a table so hard a NASA public relation officer feared he might have broken it.