In the world of health and fitness, one question seems constant: What matters more when it comes to weight loss and maintaining a healthy body — diet or exercise? Moreover, the research is divided: One review and meta-analysis in Obesity Reviews shows diet, not exercise, results in significant fat loss. Yet, another study found people who are able to keep their weight down rely on regular exercise, not restricting what they eat.
While a healthy diet and physical activity have a role to play, some professionals claim one is more important than the other. Here, experts take sides: