Even when the muscle roller is used correctly, the presence of some degree of discomfort or mild pain can be considered as part of the norm. Particularly when addressing tightness in muscles or knots within them. Nevertheless, exercise caution so as not to subject oneself to excessive strain that may lead to unbearable sensations. Adjusting one's approach by acknowledging personal limits in terms of pressure and intensity might prove beneficial. If persistent pain endures unchanged or aggravates further despite such measures. Seeking the counsel of a healthcare professional would be advisable.