Blue light has a dark side

Blue light has a dark side

Exposure to blue light at night, emitted by electronics and energy-efficient lightbulbs, harmful to your health. Until the advent of artificial lighting, the sun was the major source of lighting, and people spent their evenings in (relative) darkness. Now, in much of the world, evenings are illuminated,

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Joint Pain, From the Gut

Joint Pain, From the Gut

Scientists don’t know what causes rheumatoid arthritis, but many suspect that the microbiome—the bacteria that live in our gastrointestinal tracts—may be to blame. Doctors aren’t entirely sure what triggers rheumatoid arthritis, a disease in which the body turns on itself to attack the joints, but an emerging

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