But stress, or apocrine, sweat has a different texture: this “contains more proteins and fatty compounds, making it thicker than the sweat produced during exercise”. “Stress sweat itself is actually almost odourless when it’s first produced. Advertisement“That’s why many people notice stress sweat has a much more noticeable odour than the sweat they produce after a run or a gym session”. Well, aside from meaning that you’re – you guessed it – stressed, the doctor said occasional apocrine sweat is nothing to worry about. Unfortunately, it’s not possible to stop stress sweat in the moment.