A standing desk is basically a desk that allows you to stand comfortably while you work. Many modern versions are adjustable, so you can change the height of the desk and alternate between sitting and standing positions. These are called height-adjustable desks or sit-stand desks. Although research is still in its early stages, the use of standing desks does offer impressive health benefits and can also increase productivity. fezibo is a great sit stand desk that is flexible and can be raised and lowered to meet different height adjustments.