The muscles used to make a smile actually send a biochemical message to our nervous system that it is safe to relax the flight of freeze response.
Radical Acceptance (ed. Bantam, 2004) - ISBN: 9780553901023
The muscles used to make a smile actually send a biochemical message to our nervous system that it is safe to relax the flight of freeze response.
Radical Acceptance (ed. Bantam, 2004) - ISBN: 9780553901023