Experts say one obesity pill won't fit all

Professor Lesley Campbell and Dr Arthur Jenkins hope their work will bring a better understanding of the genetic nature of obesity and type 2 diabetes, and will reduce society's tendency to blame the patient.

But the quest to develop a single anti-obesity drug is misguided, says Dr Jenkins from the University of Wollongong.

There are too many potential problems to be targeted by a single drug or a small number of drugs, according to the research published in the journal PLOS ONE.

"The underlying cause is genetic, but there are many differences between people," Dr Jenkins says.

"That is a very unwelcome fact for people who would like to think an easy solution is close at hand."

In a previous month-long over-eating test, Professor Campbell and her team found relatives of people with type 2 diabetes gained more weight than people with no family history.

"The dice are loaded against relatives of people with type 2

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