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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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There are more bacteria in your mouth than there are people in the world.
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Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.