Consuming Habits to Keep away from Earlier than a Exercise, Say Dietitians

You’ll by no means suppose to take a seat all the way down to a meal of hamburger and fries an hour earlier than operating a marathon, proper? In fact not. Whereas there could also be some apparent meals you’d need to skip earlier than exercising (ice cream and pizza, we’re taking a look at you), there are additionally some much less apparent meals and consuming habits you eat or partake in pre-workout that are not doing all of your physique any favors.

We requested vitamin consultants to stroll us by the consuming habits to keep away from earlier than a exercise. After studying this, take a look at The 6 Greatest Pre-Exercise Meals, In keeping with an Professional.


“Any meals consumed inside about half-hour of a exercise might not be totally digested,” says licensed power and conditioning specialist (CSCS) and registered dietitian Ben Tzeel, MPH, RD, founding father of Your Diabetes Insider. If there’s nonetheless meals in your abdomen, you’ll be able to develop into bloated and expertise discomfort, which might compromise your efficiency.

“In case your purpose is to have a snack to help in efficiency, that snack must be digested and hit the bloodstream to offer vitamins,” Tzeel says. To be secure, eat a snack about an hour earlier than understanding so meals you devour has time to do this. Massive meals clearly will take longer to digest.

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eating protein

The poster boy of lean, wholesome protein, a grilled or baked hen breast, is just not one thing you need to eat earlier than a exercise, says registered dietitian Zoe Schroeder, RD, a registered dietitian, licensed power and conditioning specialist, and proprietor of Zoë Schroeder Diet.

“Keep away from any meal that is principally protein; you’ll not have the identical increase of vitality that carbohydrates offers you,” she says. “The macronutrient protein has a distinct function and isn’t effectively used for vitality. However a small quantity of carbs earlier than your exercise offers you the vitality to get by your exercise, push longer, and push tougher.”

fast food drive thru

It might be handy to seize lunch on the drive-thru earlier than your 1 p.m. spin class, however that might be a mistake. You will need to keep away from meals excessive in fats and deep-fried meals. “Fried meals like fried hen, bacon, hamburgers, and sausage are very exhausting to digest and might trigger GI upset,” says registered dietitian Kim Pierce, RD, LDN, a registered dietitian, licensed diabetes care and schooling specialist, and proprietor of The Open air Dietitian.


Consuming black beans, carrots, broccoli, apples or different vegatables and fruits might sound like a wholesome option to put together for a exercise however suppose twice. Excessive-fiber meals like these could cause stomachache, gasoline, and different digestion issues throughout high-intensity exercises, warns Pierce. Consuming complete grains can set off tummy bother, too. For a similar motive, keep away from the behavior of consuming a giant salad earlier than a exercise, says Schroeder.

protein bar

When you’ll need to devour some carbs earlier than a exercise, that does not imply you ought to be loaded up with refined or easy carbs, like something excessive in sugar. Some meals chances are you’ll not even notice are excessive in sugar ought to be prevented earlier than a exercise, like many granola and protein bars. “Follow meals which can be natural and low in sugar, comparable to bananas or oatmeal,” says Reimers. A handful of nuts or half an avocado eaten at the least a half hour earlier than a exercise can present vitality that will not depart you feeling heavy.

drinking water

One other frequent pre-workout behavior to keep away from is just not consuming sufficient water within the hours earlier than in addition to throughout a exercise, say dietitians. “It is the worst behavior, not hydrating appropriately,” says Pierce. “Being hydrated is vital for optimizing your efficiency,” says Schroeder. As a common rule, drink 17 to twenty ounces of water 2 to three hours earlier than you begin exercising after which 8 ounces of water half-hour earlier than the exercise or throughout your warm-up, suggests the American Council on Train.

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