Keeping hips steady and legs straight, slowly walk hands back ... I've designed this 30-day abs challenge to ensure you never get bored while sculpting and strengthening your core in as little ...

If we had to guess, your typical day probably looks ... told you we had a solution? A legs, abs, and arms workout that hits all your major muscle groups in just 30 minutes is your key to success.

When developing longevity is your priority over one-rep maxes and timed-run events, consider the three most important “organs ...