In these cases, the lesion was usually in the cervical spinal cord, but in one case it was thoracic (Johnson et al., 2000). A proposed mechanism is that pathological features of these entities, such as gliosis and haemosiderin, provoke spontaneous activation of spinal itch neurons.
Other differences between the two include the camera, with the Moto Z Force featuring a 21 MP rear camera, compared to the 13 MP camera of the Moto Z, and of course, the display of the Moto Z Force is also shatterproof.
From left to right: Motorola's Moto Z Play, Z and Z Force. Lastly, the Z Play is a tad thicker and heavier than the already weighty Z Force. This is because the former packs a slightly larger battery. Motorola says this is the longest-lasting phone battery on a Moto phone, which I'll get to later.