Isometric system and method of achieving physical health

A method for performing a ballet exercise, the method comprising the steps of:

• providing an unstable support apparatus that is a rotational disc, a resistance apparatus, a stable support apparatus and a support surface,
• the unstable support apparatus being positioned in direct contact with the support surface, wherein the unstable support apparatus is capable of rotating is an axial direction horizontal to the support surface while the exerciser is supported on the unstable support apparatus,
• the exerciser comprising a head, a waist, a first upper limb including a first arm and a first hand, a first lower limb including a first leg, a first knee and a first foot, a second upper limb including a second arm and a second hand, and a second lower limb including a second leg, a second knee and a second foot;
• supporting the exerciser through at least the first lower limb or the second lower limb on the unstable support apparatus, with the first foot or the second foot positioned on the unstable support apparatus;
• placing at least a portion of the first or the second upper limb in contact with the resistance apparatus, the portion of the first or the second upper limb comprising at least a first hand or a second hand of the exerciser;
• positioning to a first ballet foot position, the first ballet position comprising having the exerciser standing in a substantially vertical position with both the first foot and the second foot on the unstable support apparatus, the first foot and the second foot positioned with toes turned out from the sagittal plane and heels in close proximity to each other;
• and maintaining the first ballet foot position.