What are the symptoms of low sodium levels? By Lizzy on December 6, 2018 Low sodium in the blood can cause confusion, lethargy, and nausea. Treatment depends on the cause. Learn more about low sodium levels, risk factors, prevention and treatment here. Source: MedicalNewsToday.com Published in Health News Lizzy More from Health NewsMore posts in Health News »Higher COVID Death Risk Spelled Out by Troponins, ECGHigher COVID Death Risk Spelled Out by Troponins, ECGSoft Drinks: Under 1 Cup/Day Still Bodes Poorly for Heart HealthSoft Drinks: Under 1 Cup/Day Still Bodes Poorly for Heart HealthCountry diary: into the woods and out of the ordinaryLondon’s tube network ramps up anti-viral regime with dynamo-powered UV lightsWatch live: The World Health Organization holds a press briefing on the coronavirus as pandemic worsens in the U.S.