PsychologyJuly 23, 2026
hypernatremia
/ˌhaɪpər.nəˈtriː.mi.ə/
Definition
A medical condition characterized by an abnormally high concentration of sodium in the blood.
Etymology
The word is derived from the Greek 'hyper-' (over or excessive), the Latin 'natrium' (sodium), and the Greek suffix '-emia' (blood condition). It entered medical terminology to specifically describe electrolyte imbalances.
In the news
The article uses the term to describe the dangers of drinking excessive amounts of water, which can dilute electrolytes to a point that triggers neuropsychiatric symptoms. It serves as a reminder that hydration must be balanced to maintain physiological health.
Adequate Water Consumption May Enhance Psychological Health
Read the full article ↗Psychology Today