Introduces exercise routines that alternate brief periods of intense exercises, periods of rest, and longer exercise sessions in order to increase conditioning, build muscle, and lose fat.
"Sinopsis" puede pertenecer a otra edición de este libro.
Introduces exercise routines that alternate brief periods of intense exercises, periods of rest, and longer exercise sessions in order to increase conditioning, build muscle, and lose fat.
"Sobre este título" puede pertenecer a otra edición de este libro.