Should I consider fasting before participating in a physical activity? It seems that many athletes and fitness enthusiasts weigh the potential benefits and drawbacks of exercising on an empty stomach. Does the concept of fasted workouts align with enhanced fat metabolism, or instead, might it compromise muscle performance and overall endurance? Are there specific scenarios or types of exercises that could favor the practice of fasting, such as low-intensity activities versus high-intensity training? Furthermore, how do individual metabolic rates and personal fitness goals impact this decision? Could fasting inadvertently lead to decreased muscle glycogen stores, thereby diminishing my subsequent performance? Moreover, is it essential to evaluate the timing of my last meal in relation to the workout, and how might the nutritional composition of that meal influence my energy levels? Should I consult with a nutritionist to tailor my approach based on my unique physiological response and training regimen?