In the second of a five-part series, Dana Santas shows how building strength in the side abdominal muscles can improve ...

IF YOU ARE focused on building a strong, functional core, you need to know what muscles you're working so hard to sculpt. There are the six-pack muscles (the rectus abdominis) trained with spinal ...

"Obliques are a part of your core group of muscles," explains Danyele Wilson, Lead Trainer for Tone & Sculp app. "You actually have two sets of oblique muscles: internal obliques, which run down ...

For on-demand core workouts — plus fitness challenges, meal plans and inspiration — download the Start TODAY app! When we think of core exercises, standard moves like situps and crunches are often a ...

“As we get older, the muscles around our hips and thighs tend to get weaker. For women over 40, step-ups and stair climbing ...

"Obliques are a part of your core group of muscles," explains Danyele Wilson, Lead Trainer for Tone & Sculp app. "You actually have two sets of oblique muscles: internal obliques, which run down ...

Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical ...

(CNN) — If you want a resilient core, strengthening your six-pack is just the start. Your obliques — the muscles that run along the sides of your waist — may not get the same attention as your ...