Apple is continuing to explore ways to improve the Apple Watch via bands, including adding an extra battery to the strap, as well as a fabric band capable of handling various fitness tracking capabilities.The Apple Watch already has flexible bands, but they do not offer any real additional functionality. The Apple Watch is already a very capable wearable device, with it housing a collection of accelerometers and other sensors to enable it to monitor the health of the user, among other tasks. Packing all of these features into a confined space is a design challenge, as at some point it will be extremely difficult to add more components without increasing the size of the casing somehow.Read more