Health

Kale: Discover the 'secret powers' of this superfood

Although it may seem like it, kale isn't a new vegetable. Thomas Jefferson experimented with several varieties of kale at his Monticello estate in the early 1800s. It's long been popular in northern Europe and now throughout ...

Neuroscience

Does exercise really help your brain? Jury still out

It's long been thought that working out helps a person stay sharp, but a new review argues there's little solid scientific evidence for the mental benefits of physical exercise.

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