Manufactured wearable transdermal medical treatment stand-alone medical devices in the field of neurology to generate closed loop neuroelectric stimulation impulses complementary to real-time measured afferent electrical impulses through the skin to therapeutically modulate a dysfunctional brain cerebellothalamo-cortical circuit for tremor reduction; stand-alone wearable medical devices for use in neurology in treating tremors non-surgically; stand-alone wearable medical devices for operating in a closed loop measurement and generation circuit enabling generation of neurologically-effective electrical energy to the brain; stand-alone therapeutic medical devices worn throughout the day in a closed loop measurement and generation circuit enabling generation of neurologically-effective electrical impulses to the brain without online communication connectivity and without downloads of data from any outside source; stand-alone therapeutic medical devices worn on the wrist throughout the day in a closed loop measurement and generation circuit enabling generation of neurologically-effective electrical impulses to the brain without online communication connectivity and without downloads of image data from any outside source; wearable stand-alone medical device accelerometers that, in a closed loop circuit, measure physical acceleration to generate complementary neuroelectric stimulation impulses through the skin to therapeutically modulate a dysfunctional brain in the treatment of tremors, including Essential Tremor Disorder and Parkinson's Disease.