Originally Posted by
holytrousers
Fasting induces growth hormone production to preserve the muscles.
Most Muslims eat s'hoor, a sort of breakfast, before dawn, wgich is really stupid because it delays the fasting metabolism go kick in, and besides dehydration (they also don't drink during the day), that's one of the things that keeps them from benefitting from fasting
The problem with the experience you shared with us, you are very tired the next day.
I can't afford such depleted state because I still have a day job where I still needed to engage >120% of my few remaining brain cells. I'm simply unable to work my brain feeling fatigued or even feeling sick.