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Nausea and vomiting
Persistent digestive problems, especially in the morning, may indicate that your kidneys are no longer filtering properly.
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Sleep disorders
Frequent insomnia, nighttime cramps or restless legs syndrome may be related to kidney failure.
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Metallic taste in mouth
A persistent unpleasant taste or strong breath may indicate a buildup of waste products in the blood.
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Muscle cramps and spasms
Electrolyte imbalances, caused by poor kidney function, can lead to painful cramps.
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Itchy skin
Itchy skin for no apparent reason can signal a buildup of toxins in your body.
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