science about how to keep your brain sharp while getting older

If you have some health issues with cholesterol, than you most probably have heard of beta-sitosterol, a plant substance sold as a dietary supplement to reduce the cholesterol levels. According to a recent study, beta-sitosterol might also help reduce anxiety.

We know that sleep is crucial for our brain ability to function, to memorize and to learn. A recent study shows that getting only half a night’s sleep disturbs the brain’s ability to unlearn fear-related memories. That might make people especially vulnerable to fear-related disorders such as anxiety or posttraumatic stress disorder.

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