My general view is in the short term, you make those obligations. In the long term, you change your situation. That said, there is a lot of good advice here --

My general view is in the short term, you make those obligations. In the long term, you change your situation. That said, there is a lot of good advice here -- sleep well, exercise, disconnect when not on the clock, talk to those who set the deadline and explain the situation in an advantageous way.