Electrolytes (sodium, potassium, magnesium, chloride) are lost in sweat and must be replaced during prolonged exercise. Sodium loss (~920mg/L) is most critical — replacing water without sodium can cause dangerous hyponatraemia.
⭐
Did You Know?
Hyponatraemia (low blood sodium from drinking too much plain water) has killed several marathon runners. "Drink to thirst" is now the evidence-based guideline — not "drink as much as possible."
🔒
100% مفت
سائن اپ کی ضرورت نہیں
✓
درست
تصدیق شدہ فارمولے
⚡
فوری
ٹائپ کرتے وقت نتائج
📱
موبائل تیار
تمام آلات