Amgen's Enbrel, in contrast, will have to be given at least once a week even after new dosage rules go into effect, and the drug is more difficult to mix.

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One side effect is fatigue and so an incorrect dosage can actually exacerbate the original condition.

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As the spectrum of technologies applied to solve health issues broadens, it could combine to discover disease early when it is cheaper and easier to treat, reduce the use of expensive medication in cases where it has little effect, ensure patients get the right dosage of drugs, improve research into preventative medicine, vaccines and treatment.

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But what do you want to bet that patients, happy to see the pounds peeling off but frustrated with the plateauing effect, will ask their doctors to increase the dosage and at least some doctors will comply to continue the weight loss success?

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