Here, trainers break it down.

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Heres What Experts Had to Say

Its no secret that nutrition and fitness are largely linked.

That being said, not all of us love working out with a belly full of food.

woman sweating in the gym

registered dietitian nutritionist and owner of Amy Gorin Nutrition

But is that ideal?

Should you work out on an empty stomach?

I always recommend having fuel in your system, Lansing says.

Woman walking on a treadmill at the gym.

How long is too long to wait between eating and exercise?

Thats not so good.

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Full body female athlete in sportswear using rowing machine during fitness workout in gym.

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you better have fuel in your system so that youre not suffering through a workout.

Happy woman dancing and listening to music near a green empty wall outdoor in the city.

registered dietitian nutritionist and owner of Amy Gorin Nutrition

What happens to our bodies when we work out on an empty stomach?

But for moderate or high-intensity workouts that last an hour or longer?

it’s crucial that you fill the tank.

Healthy female training in the gym, performing a hip thrust.

Thats where things get tricky.

Your body may burn fat or muscle as fuel.

This can cause problems immediately, like fatigue, dizziness, and low blood sugar.

A young black woman doing post-run stretches in the park on the road amidst green grass and trees.

Now, Im getting hungry… when and what should I eat before my workout?

The carbohydrates help fuel a workout and maximize athletic performance, says Gorin.

As for the protein?

Looks like Ill be stocking up on those A.M. granola bars from now on.

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