Here are some suggestions for YouTube channel names based on psychology.
Mind Matters
Brain Waves
The Psychology Studio
Mental Health Hub
Inner Thoughts
Psych Insights
Mindful Musings
The Mental Health Minute
Behavioral Breakdown
Mental Health Matters
The Conscious Mind
Psych-o-logy
The Emotional Journey
Mind Over Mood
Mental Health Matters Now
The Psych-o-Path
Mental Health Navigator
Mind, Body, Soul
The Psychology of Life
Inner Strength TV