How many carbohydrates should one consume prior to engaging in a workout to optimize performance and enhance endurance? Is there a specific quantity that maximizes energy levels without leading to discomfort or sluggishness during physical activity? Furthermore, do different types of workouts necessitate varying amounts of carbs for optimal efficacy? For instance, should the approach differ between a high-intensity interval training session and a leisurely jog in the park? Additionally, what role do individual factors, such as body weight, metabolic rate, and overall fitness goals, play in determining the appropriate carbohydrate intake? Is it crucial to consider not only the timing of carb consumption but also the source—should one lean towards complex carbohydrates, such as whole grains or legumes, rather than simple sugars? Ultimately, what guidelines can one follow to ensure that the pre-workout carb intake supports more than just immediate energy needs, but also long-term health and fitness objectives?