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.
What were the first organisms to appear on Earth? A: It is believed that the first organisms to appear on Earth resembled singled-celled life forms known as Archaea, which are similar to bacteria but lack nuclei. Modern-day Archaea can live in extreme environments such as hot springs and deep-sea vents. These conditions replicate some of those on early Earth.