Get In The Best Shape of Your Life With REDBOOK's Strong Sexy You Challenge - Full Body Workout - We don't mean to brag, but this year, we've developed a super simple plan with serious results in mind. The first 21 days
Preventing rounded shoulders helps improve your posture, and better posture means fewer aches and pains. Proper stretching coupled with regular care = improved spine health! 6 Stretches to Prevent Rounded Shoulders.
I hate the treadmill but for those who don't: TREADMILL SHREDMILL WORKOUT! It's 45 min long with a 5 min cooldown. This is part of my bikini comp cardio. And yes, you CAN last this long on a treadmill. Trust me.