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Do Artificial Sweeteners Actually Promote Weight Gain?

When sugar-free beverages first became available, I was skeptical that they could really taste as good as “the real thing.” I quickly changed my mind. In fact, it seemed to me that the sugar-free versions actually tasted better than “the real thing.”

It seemed like a no-brainer. Sugar-free beverages had no calories and tasted better—maybe there is such a thing as a free lunch. Obviously, many people who also wanted to lose weight made the same switch. Were we right about artificial sweeteners?

Although short-term studies suggest that switching from sugar to no-calorie sweeteners can help, other research suggests it may actually promote weight gain. Writing in the December 2011 Harvard Health Letter, noted obesity researcher Dr. David Ludwig explores the possible connection between sugar substitutes and weight gain.

The FDA has approved six calorie-free sweeteners: acesulfame, aspartame, neotame, saccharin, Stevia, and sucralose. They are Read more »

*This blog post was originally published at Harvard Health Blog*

Latest Interviews

IDEA Labs: Medical Students Take The Lead In Healthcare Innovation

It’s no secret that doctors are disappointed with the way that the U.S. healthcare system is evolving. Most feel helpless about improving their work conditions or solving technical problems in patient care. Fortunately one young medical student was undeterred by the mountain of disappointment carried by his senior clinician mentors…

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How To Be A Successful Patient: Young Doctors Offer Some Advice

I am proud to be a part of the American Resident Project an initiative that promotes the writing of medical students residents and new physicians as they explore ideas for transforming American health care delivery. I recently had the opportunity to interview three of the writing fellows about how to…

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Latest Book Reviews

Book Review: Is Empathy Learned By Faking It Till It’s Real?

I m often asked to do book reviews on my blog and I rarely agree to them. This is because it takes me a long time to read a book and then if I don t enjoy it I figure the author would rather me remain silent than publish my…

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The Spirit Of The Place: Samuel Shem’s New Book May Depress You

When I was in medical school I read Samuel Shem s House Of God as a right of passage. At the time I found it to be a cynical yet eerily accurate portrayal of the underbelly of academic medicine. I gained comfort from its gallows humor and it made me…

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Eat To Save Your Life: Another Half-True Diet Book

I am hesitant to review diet books because they are so often a tangled mess of fact and fiction. Teasing out their truth from falsehood is about as exhausting as delousing a long-haired elementary school student. However after being approached by the authors’ PR agency with the promise of a…

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