> When we are stressed/anxious/afraid, the part of the brain called the amygdala activates our “fight or flight” response. When that happens, we stop thinking rationally and start looking for the quickest way to relieve the stress/anxiety/fear.

It’s typically the right amygdala responsible for this. Authors often write “amygdala” in an ambiguous fashion. You have two amygdala (amygdalae is the plural term) which have differing-but-related responsibilities.

Good article — taking the micro-steps towards the longer-term habits is wise.