Posted AT 4:13 AM EDT on 31/12/05
Would you gaze into a genetic crystal ball?
When Garry Zentil was well on his way to dropping 13 kilograms (30 pounds) this summer and feeling better than he had in years, he was offered a chance to peek into his medical future.
"Sure, why not?" the 49-year-old executive thought.
At 6 foot 4 and with hands the size of oven mitts, Mr. Zentil doesn't scare easily.
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