If your goal is to lose weight, then you need to create a caloric deficit. This can be done by reducing eating less calories or by increasing caloric expenditure via exercise (ignoring the complexities of the body and nutrition such as reducing caloric intake by replacing added fats with nuts). Of course, for weight loss to be successful, the intervention must be sustainable. This led Cameron et al to investigate how dieting alone or aerobic exercise alone differently affects appetite and appetite-related hormones, food hedonics and food reward, and olfaction. Ten young, healthy male volunteers were recruited to undergo three 3-day interventions (with a 2-week washout between each) in which each participant first completed a control condition, followed by a diet or exercise conditions (in random order, so some started with diet and others started with exercise). Thus, this was a crossover study with the sequence of testing being either CON-DIET-EX...
