If you want to strengthen your upper body, the upward dog is probably the yoga pose for you. Not only does it increase flexibility in your spine, it also opens your chest and shoulders. Plus, it's also a great post-workout stretch! Watch this video and practice this highly beneficial and therapeutic move.
One of the best upper body exercises you've ever tried, and you don't have to be a yoga person to do it
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See the full workout for sleek, sexy arms