Some links to research for those who like that kind of thing

Mindfulness

Study shows mindfulness may change the brain in depressed patients

Dan Siegel, M.D. – Discussing the science of mindfulness

Jon Kabat-Zinn – “The Healing Power of Mindfulness”

Trauma/Heal The Body with Dr. Bessel Van der Kolk

Movement

Integrating Meditative Movement for Improved Mental Health

Meditative Movement for Depression and Anxiety

How simply moving benefits your mental health

The Influence of a Posture on the Autonomic Nervous System

Breathwork

Change How You Feel: Change How You Breathe

Breathing-Based Meditation Decreases Posttraumatic Stress Disorder Symptoms in U.S. Military Veterans

Breathwork, Good Mental Health, & Tools For The Brain With Andrew Huberman PhD.

Focus on the Breath: Healing the Trauma of Veterans

Researchers and writers you might want to check out

Jon Kabat Zinn – Creator of Mindfulness based stress reduction

Thomas Hanna – Creator of Somatics

Helen Cushing – Yoga for mental health

Daniel Siegel – Neurobiologist, the science of mindfulness

Angela Wilson – Yoga for anxiety and trauma

David Emerson – Trauma sensitive yoga

Moshe Feldenkrais – Feldenkrais

David Trelevan – Trauma sensitive mindfulness

Peter Levine – Somatic psychotherapist, pioneer in field

Pat Ogden – Somatic psychotherapist, pioneer in feild

Bessel Van Der Kolk – World renowned expert in field of trauma, works with yoga, movement and breath amongst other techniques

Stephen Porges – Polyvagal theory, Explorations of nervous system and mental health

Deb Dana – Polyvagal theory, Explorations of nervous system and mental health