91É«ÇéƬ

91É«ÇéƬ

As we age, our brains shrink. A study of 401 people in their 70s suggests that a diet high in vegetables and olive oil is linked to slightly less shrinkage

Humans

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91É«ÇéƬ

91É«ÇéƬ

91É«ÇéƬ

91É«ÇéƬ

91É«ÇéƬ

91É«ÇéƬ

91É«ÇéƬ

While English-speaking countries have high rates of obesity, their citizens are nowhere near as tall as the average heights of the Netherlands and Latvia

91É«ÇéƬ

91É«ÇéƬ

91É«ÇéƬ

Earth