Shaun Weekв„ў Insane Focus -

: A 4-minute progression of active movements (like jogs and jacks) to prep the body.

The "Insane Focus" routine centers on several key athletic principles: SHAUN WEEKв„ў Insane Focus

: It condenses the intensity of a 60-minute Insanity class into just 30 minutes. : A 4-minute progression of active movements (like

: 30 minutes of high-intensity interval training (HIIT). Equipment : None required (bodyweight only). SHAUN WEEKв„ў Insane Focus

: Integrated abdominal work throughout the cardio sequences to stabilize the body.