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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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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

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Green tea is able to stop the scent of garlic or onion from causing bad breath.

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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Diving bell spider (Argyroneta aquatica) Diving bell spider (Argyroneta aquatica)
Bell’s palsy, showing typical drooping of one side of the face. Bell’s palsy, showing typical drooping of one side of the face.
When operating your own business, it is wise to know your cost of capital and that of the ... When operating your own business, it is wise to know your cost of capital and that of the ...
In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ... In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ...
Some of the major nerves of the human nervous system Some of the major nerves of the human nervous system
A taproot system consists of a large main root together with its lateral branchings A taproot system consists of a large main root together with its lateral branchings
Video: Oogenesis Animation

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