Strongfirst – Second Wind Express
Our ancestors realized that disciplined breathing yielded tremendous power over self. Breathing practices shrouded in mysticism were developed around the world and more are...
1
200
students
$80.00
Pavel Tsatsouline – StrongFirst – Second Wind express
Endurance—through many adaptations in the heart, lungs, blood vessels, blood, muscles, and the nervous system
1
144
students
$72.00