Size matters when it comes to buying clothes, but what if the size on the tag is a lie? We have the skinny on vanity sizing: Are retailers pulling a fast one by making you think you’re smaller than you really are? Then, if your back is killing you, try these strategies from the back pain duo to alleviate the ache for good. Plus, Dr. Oz investigates ancient grains for energy.

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.

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