Check out Natalia Kern's author page.

Check out Natalia Kern's author page.

Ease back pain by stretching the muscles in your back and upper torso with this simple mat move.

Give your quads a feel-good stretch with this simple move.

Tone and strengthen your shoulders with the side band raise.

Strengthen and stretch your upper body (including your back and delts!) right at home with this move.

Tone your lower body with this do-anywhere move. It works your thighs, quads and glutes!

Train your triceps with this easy resistance band move. Working these muscles will give you more strength to lift and carry your baby!

Reduce the strain on your back with this modified push-up variation that uses wide hand placement to focus in on your chest muscles.

Burn calories, gain energy and work your full body by heading outdoors for a power stroll.

Work your biceps and shoulders in this easy move that will help to build your "baby-carrying muscles."

Target your triceps and place less strain on your back with this close-grip approach to a regular wall push-up.

Improve your core strength while working your entire body with this workout from Jessica Smith, CPT. All you need is a five to ten pound dumbbell and one to two sets of each exercise, three to five times per week!

Get strong, sexy arms in just 20 minutes with this workout! This routine works your biceps and triceps with spider curls, an incline triceps extension, Zottman curls and a cross body triceps extension. Try it today!

Watch how to exercise your shoulders and back at home with the resistance band. It's month one of the Oxygen Best Body Plan so challenge yourself and add these to your upper-body days and see results even faster!

Try the up and down plank to work your arms and your core. This no-equipment move engages your midsection, tones your abs and strengthens your back muscles while targeting your arms and building upper body strength.

Check out Kim Lyons's author page.

Put your posterior through its paces with this intense glutes workout.