Health

Bad reaction from a new tattoo? Here's what to do

(HealthDay)—The biggest worry a person usually has when they're getting a tattoo is how it will look. But sometimes, getting inked can lead to something worse than bad body art, an expert warns.

Medical research

Evidence of autoimmunity's origins uncovered via new approach

Autoimmune diseases are thought to be the result of mistaken identity. Immune cells on patrol, armed and ready to defend the body against invading pathogens, mistake normal human cells for infected cells and turn their weapons ...

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