The secretive process is likely to have taken into account whether or not there was a medical explanation for a sudden change in her condition.

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For some inherited disorders such as Huntington's disease and cystic fibrosis, where a change in just a single gene causes a potentially devastating condition, highly predictive genetic tests already available.

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But if globalisation is the most important change in the exercise of power in our age, then our increasing interdependence on each other is the key condition that governs our existence as individuals.

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Nothing says great leadership like leading a positive intentional change for an organization that results in some kind of improved condition.

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In that condition, the cells which line the oesophagus or stomach change their character and start to look like intestinal cells.

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Another side effect of chronic heartburn is a condition known as Barrett's esophagus, which happens when there's a change in the cells of the tissue lining the bottom of the esophagus.

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