The typical monitor size in today market is between 21 and 27 inches. The main reason you might choose a 27 inch screen for your home office is productivity. Having a massive amount of screen real estate means more windows and more tasks you can manage simultaneously. But if youve never used a 27 inch desktop monitor, it a lot bigger than you might think — perhaps excessively so. There are certain rules of thumb you should follow to prevent back and neck pain at your desk . It best to position...