Home/Health & Fitness Calculators/Free Water Deficit Calculator Health & Fitness Calculators Free Water Deficit Calculator EditorLast Updated: April 5, 2024 Patient Gender Male Female Age Category Child Adult Elderly Patient weight lbs kgs Measured Na+ (mEq/L) Ideal Na+ (mEq/L) Calculate Reset EditorLast Updated: April 5, 2024 Facebook X LinkedIn Pinterest Share via Email Print