Human: What are the most common mistakes people make when they are trying to lose weight? Assistant: 

1.  Not eating enough calories – this is a big one!
2.  Not getting enough sleep – lack of rest can lead to fatigue and overeating.
3.  Exercising too much or too hard – exercising too intensely can cause muscle soreness and fatigue, which can lead to decreased calorie burning.
4.  Not drinking enough water – dehydration can increase appetite and decrease energy levels.