resulting from a consistency weak synaptic stimulation (in the hippocampus) or strong synaptic stimulation (in the cerebellum) which results in persistent 'down' behaviours.

LONG-TERM DEPRESSION (LTD): "Long-term depression can strike during emotionally unstable periods in an individuals life resulting in a lack of stimulation or motivation."
Cite this page: N., Pam M.S., "LONG-TERM DEPRESSION (LTD)," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/long-term-depression-ltd/ (accessed February 25, 2020).