Building Strength or Holding Tension

What does it feel like when you’re holding tension in your body? I know the minute I start to stress about something I tense my muscles in my neck and back, pulling my shoulders up near my ears and rolling my shoulder heads forward. I either breathe shallow and quick or I hold my breath completely. Whether I’m driving in traffic or stressing about something I hold tension in those familiar places and of course my mind is racing or filling with dread.  What does it feel like to build strength? I feel I’m getting strong when my bones are aligned, I’m contracting my muscles in proper alignment and breathing into it. Leaning i...