Browning 1 does describe it well using the large back muscles to draw your release arm back instead of punching a trigger. Back Tension pullsyour finger against itslowly squeezing until the arrow is shot. All the while your concentration is on your target. Your release may not be the type that's back tension friendly but you get the picture. Another idea is your arms' muscles are as relaxed as possible through the shot with back tension. A flex muscle in your arm will move around more than a relaxed muscle will.