Abdominal crunches are a great way to build a strong core. Done correctly, crunches strengthen, flatten and tone the abs — the foundation of a strong core. Beyond the elusive "six pack," doing ...

Today in Sunrise Shape Up we focus on different types of crunches. Bryan Watkins from Unyque Fitness gives us 5 different variations. The following exercise is designed to engage your abs while ...

Sit on the ball. Place your hands behind your head and walk your feet away, resting your middle back (not your upper back) on the ball. Keep the knees bent at right angles. Exhale and lift your upper ...

There are so many exercises you can use a stability ball for, especially when it comes to targeting your core. Why? Because this fitness tool, otherwise known as an exercise or Swiss ball, challenges ...

Fact checked by Nick Blackmer Planks are better at building core strength because they engage the deepest layer of your ab ...