Gastrocnemius
The balance and stretching exercises are designed to maintain and/or improve balance, improve posture, prevent forward head or hunched-over posture, correct for muscle imbalances, and stretch muscles worked during the strength training segment of the BEST workout.

IMPORTANT INFORMATION: Please read before performing exercises.
Execution
In a standing position, face a wall.
Lunge into the wall, keeping your heels down and your back knee straight.
Press your back heel to the floor.
Reprinted, by permission, from T. Lohman, S. Going, L. Houtkooper, L. Metcalfe, T. Antoniotti-Guido, and V. Stanford. 2004. The BEST Program for Osteoporosis Prevention. Tucson, AZ: DSWFitness.
The BEST study participants supplemented their diets with Citracal® calcium citrate.