Causes. In ALS, the nerve cells that control the movement of your muscles gradually die, so your muscles progressively weaken and begin to waste away. ALS is inherited in 5 to 10 percent of cases. The other cases appear to occur randomly.
1 The smaller studio uprights usually weigh between 400 and 600 pounds. 2  The monstrous full vertical or large upright piano can weigh as much as half a ton.  A studio piano's center of gravity is also lower than a large upright's, as it is about 4 feet (1.2 m) tall as opposed to a large upright's roughly 5-foot height.
1 On average, plan on budgeting anywhere from $1,500 to as much as $29,000 for an upright piano. 2  The cost of one will depend upon the brand, the finish, condition and company selling it. 3  For the casual player, most purchases will be between the $2,500 and $9,000 range.