You overcompensate for exercise
Many of us are familiar with the temptation to reward our workouts with an edible treat (well, you’ve just burned off all those calories, right?), however, it may be that by increasing your calorie intake to fuel or reward your sessions you are actually undoing all the hard work of your workout. In fact, as we often overestimate the calories we burn through exercise, you may even be taking in more than you have actually worked off, leading to weight gain rather than loss.
You’re not getting enough sleep
You may think that cutting back on sleep to make time for a workout is great for your health and fitness, however not getting enough sleep could actually