Irritability, bad moods, and restlessness are common with swelling on the brain. If you have other neurological symptoms, the problem could be that your sodium levels are too low. It is worth checking whether this is the case. Many people only realize they have hyponatremia when undergoing tests for other reasons.
Monitoring urine color may be helpful when attempting to monitor your fluid intake. If your urine is concentrated and dark in color, you may not be drinking enough. Urine that is pale yellow or clear shows you are getting enough fluid.

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