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