Should I eat before a big workout? Be well fueled going into a workout. Studies suggest that eating or drinking carbohydrates before exercise can improve workout performance and may allow you to work out for a longer time or at a higher intensity. If you don’t eat, you might feel sluggish or lightheaded when you exercise.
What should you not eat before a workout?
- Granola or Protein Bars. 1/12. These might seem like a good idea before you hit the gym, but there’s no clear definition of what they really are.
- High-Fiber Vegetables. 2/12.
- High-Fat Food. 3/12.
- Yogurt. 4/12.
- Smoothies. 5/12.
- Flaxseed. 6/12.
- Fast Food. 7/12.
- Energy Drinks. 8/12.
What should I do before a big workout?
- Prioritize getting enough good quality sleep.
- Hydrate, hydrate, hydrate.
- Grab a snack.
- Make sure you’re wearing the right clothes and footwear for the workout you’re doing.
- Work in a dynamic warm-up.
- Stretch it out.
- And use a foam roller.
- Refuel with post-workout nutrition.
Is it OK to workout on an empty stomach? Working out on an empty stomach won’t hurt you—and it may actually help, depending on your goal. But first, the downsides. Exercising before eating comes with the risk of “bonking”—the actual sports term for feeling lethargic or light-headed due to low blood sugar.