Par Elisa Doré
Publié hier à 15h00, mis à jour à 15h19
La restriction alimentaire n’est pas toujours efficace… et elle pourrait même être parfois délétère.
ANALYSE – The impact of dietary restrictions on lifespan is complex. A large study conducted on mice shows that individuals do not all react in the same way.
Eating less, spacing out meals, or even fasting regularly… We know the formidable effectiveness of these practices for weight loss. But another idea has spread widely in recent years, suggesting that such dietary habits could be the key to longevity. This is at least suggested by the results of numerous research studies focusing on the impact of calorie restriction on the lifespan of various animal species, from mice to fruit flies. But are these results applicable to humans and, more importantly, are we truly talking about a potential remedy for the struggles of aging?
Beyond the observation, the reasons why these so-called restrictive diets have the power to prolong life remain very poorly understood. A team of American researchers embarked on one of the largest studies ever conducted on the subject, scrutinizing the physiological effects of five types of restrictive diet…
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