Have You Washed Your Own Brain Recently?

Clearing metabolic garbage from your thought center

Every organ produces waste, and the brain is no exception. But unlike the rest of our body, it doesn’t have a lymphatic system, a network of vessels that filter out junk. Now, a new study of mouse brains suggests how ours handle waste: by rapidly pumping fluid along the outside of blood vessels, literally flushing waste away. The finding, reported Aug. 15 in Science Translational Medicine, could hint at how diseases like Alzheimer’s develop and might be treated.

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Yes, You Can Cultivate Happiness

Brain scans of happy people help explain their ‘rose-tinted’ outlook

The brains of happy people are tuned to notice and enjoy the positives in life that may pass others by. Their happy dispositions and set them up for a ‘cycle of positivity.’ The positive outlook on life was not a reflection of naivety or ignorance of the world’s threats and dangers, but an enhanced response to positive events and the opportunities around them.