https://en.wikipedia.org/wiki/Water_intoxication https://en.wikipedia.org/wiki/Water_intoxication Beware of hyponatremia - you're aware of your salt intake, su

https://en.wikipedia.org/wiki/Water_intoxication https://en.wikipedia.org/wiki/Water_intoxication Beware of hyponatremia - you're aware of your salt intake, sure, but it's not just salts in blood that are important! Hyponatremia can also remain asymptomatic for a long time: https://en.wikipedia.org/wiki/Hyponatremia#Acute_versus_chronic https://en.wikipedia.org/wiki/Hyponatremia#Acute_versus_chro... It sounds as though your high intake of water _works for you_ but anecdata does not mean it wouldn't become a health issue for somebody else. Especially if they only do this when fasting and 5-8L isn't their regular intake. https://www.medicalnewstoday.com/articles/318619#how-much-is-too-much https://www.medicalnewstoday.com/articles/318619#how-much-is... In theory you could drink slightly under 24 litres a day (assuming you never slept haha) - but your kidneys would have to be working in top form to excrete that 0.8 to 1 litres per hour. The danger appears to be chugging large quantities of water every couple of hours, which I imagine fasting newbies are more likely to consider to get that "full" feeling