A most curious cadence

Lithium batteries have a notoriously sharp drop-off rate toward the end of their charge, so it should not have surprised me when my Deep Brain Stimulation (DBS) system’s left battery voltage—which affects the left side of my brain and right half of my body—fell off precipitously approaching the five year mark since hardware installation. Still, despite knowing that the higher draw left battery would be the first to fail, I was caught flat-footed.

With some creative schedule massage by the Nur...