This article explains why individuals may not be losing weight despite following a diet and exercise routine. It highlights that weight loss requires creating a calorie deficit, which may be hindered by inaccurate portion control, underestimating calorie intake, or overestimating calorie burn during exercise. Moreover, factors like hormonal imbalances, medication side effects, and underlying health conditions can also impede weight loss efforts. By addressing these potential obstacles, individuals can better understand why they're not achieving their weight loss goals and make necessary adjustments.