If two feels too tough, use one weight at a time. Either alternate sides or drop one dumbbell completely and perform all reps ...

For guided stretching routines from Stephanie Mansour — plus walking podcasts, meal plans and inspiration — download the Start TODAY app! Whether you sit all day or a tough workout has left you stiff ...

After sitting most of the day at a desk, where I may or may not have the best posture, my chest and upper back are tight and achy. Maybe you can relate? Luckily, that's where upper-body stretches come ...

Better posture. Weak upper abs often result in poor posture and spinal misalignment, but by targeting these muscles, you can ...