Lift your shoulder blades off the floor and extend your arms back behind you. Contract your abs to hold your rib cage in.

That's why we chatted with Rachel MacPherson, CPT, a certified personal trainer and strength and conditioning specialist, who shares five essential core moves designed to strengthen and tone your core ...

People want Pilates. Specifically, reformer Pilates classes. Why it matters: Low-impact workouts, like reformer Pilates, are ...

Your core muscles wrap around your mid-body and support your spine, so strengthening them can sometimes alleviate back pain.