Not really many studies have shown that after 35 / 40 hours of work in a week has negative effects. maybe like Japan Korea has a presentism problem ie people st

Not really many studies have shown that after 35 / 40 hours of work in a week has negative effects. maybe like Japan Korea has a presentism problem ie people stretch out work or bike shed to look good. Anyone who has pulled an all nighter knows that after about 36 hours awake you start to see things and can make serious mistakes.