For many of us, sitting at a desk during the day means a lot of movement with a mouse. But often, this means moving your right shoulder back — which can create an imbalance. Dr. Robin Boshears ...

The Model I is about 31.8–40 percent lighter than the wireless Logitech Signature M650 (0.22 or 0.25 lb, depending on the size). Still, there are lighter mice, such as Glorious' 0.13 lb (58 g ...