By Jonathan Wong
Some Can, Some Cannot
Such a person has a better ability to use carbohydrates instead of storing them as fat. They also usually have strong stress management systems, and a good ability to detoxify many harmful hormones and chemicals.
The rest of us probably need to do a lot more planning, and training to get a similar result.
It can be done, but it just takes more love - love of being healthy, strong and fit.
At the Olympics, the world record holder in the 100m, Usain Bolt, was known to eat a meal of McNuggets before the race. This is by no means an ideal meal, but for a person of his ability, it's just fine. He won the gold medal of course.
Michael Phelps eats a high-refined carbohydrate, high-starch, 12000-calorie per day diet and wins multiple medals in Olympic swimming. (He also has long arms and flipper-like double jointed, big feet).