Nick Nilsson on Instagram: "Behind the back body drag curls - this is an interesting combination of stretch position exercise and hard contraction for the biceps. You'll need to set your back against an upright or post so that your elbows can track up and behind your body...a wall won't work. Grip the bar behind you then lean against the post, then move your feet out to get an inclined angle on your torso. Then just let the bar hang down behind you (stretched position) then pull it up as high as

@teachyouman on Instagram: "Carpet doesn’t come in one giant piece. It’s laid in sections. Stretched tight. Then sewn together by hand. Those workers aren’t decorating. They’re aligning patterns so the seams disappear. When it’s done right, the floor looks seamless. But it’s actually precision work done inch by inch. This post is for educational purposes only. DM for credit/removal. #TeachYou #HowItsMade #SkilledWork"