10 Symptoms of Hyponatremia
Reviewed: Dr. Gromatzky
Symptom #4: Lethargy and Fatigue
Lethargy occurs when there is a state of tiredness or weariness resulting in lack of energy. There can be associated depression, apathy, and decreased motivation. Lethargy can occur when there is inadequate sleep, inadequate exercise, stress, overworking, overexertion, boredom, nutritional deficiency, disease, side effects of medication, and more, including hyponatremia.
Fatigue refers to the gradual onset of tiredness which can be alleviated by rest. Fatigue occurs when there is an inability to maintain peak performance of the muscles (physical fatigue) or cognitive function (mental fatigue). Low sodium levels can be a contributing factor to fatigue.
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