This helps you find which foods work for you and how to fuel ... and other gastrointestinal problems that can derail a run. So what should you eat before a long run for optimal performance?

Sports dietitians have recommended runners pregame a workout, long run, or race by eating Rice Krispie treats or Uncrustables ...

This could include bananas, cereal bars, rice cakes or oatcakes. But what about the foods you should never eat before running? "Foods to avoid before going on a run would be things that will sit ...

For runners, food is more than simple nutrition — food is fuel. What and when should you eat before, during and after your runs? What should you drink and how much? When you are training for a ...

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Whether you're planning a short run or are training for a marathon, what you eat before, during and after could make a big difference to how good you feel. What you should eat in the lead up to ...

Plus, experts spill the best pre-workout eats for maximizing your training session while minimizing digestive distress. For ...

And it is important to eat, by the way. “You should fuel up before any race or run,” Berling said. All five running coaches recommend focusing on one type of food: simple carbohydrates.