Exercise Before Studying: Benefits, Timing and a Routine

Yes, exercise before studying can help. Studies of about 20 minutes of moderate exercise, like brisk walking, show modest improvements in attention, and a review found a single session of cardio boosted long-term memory. The effects are small but real, and they beat the usual pre-study ritual of scrolling your phone.

You sit down to study, open your notes, and somehow end up 20 minutes deep in your phone. Most students know the feeling. A short workout before you start won't make you a genius, but research suggests it can help you focus better and remember more, and it gives you a better ritual than the scroll.

Here's what the studies show, whether to move before or after, and a simple routine you can use today.

Does exercise before studying help?

The evidence says yes, with realistic expectations. A 2012 meta-analysis pooled 79 studies of single exercise sessions and found a small positive effect on cognitive performance. That held whether people were tested during exercise, right after or after a delay. The effect was larger for some types of thinking and depended on how long and how hard people exercised, and on their fitness.

The CDC also lists improved thinking in children ages 6 to 13 and reduced short-term anxiety in adults among the benefits that show up right after a session of moderate to vigorous activity.

What do studies show about attention?

In a 2009 study, 20 children around age 9 and a half either rested or walked on a treadmill for 20 minutes at about 60% of their estimated maximum heart rate. After walking, and once their heart rate had settled, they were more accurate on an attention task and scored better on an academic achievement test than after resting. Brain recordings also showed changes linked to attention.

It was a small study in kids, so it's not proof for every learner. But it's a useful template: about 20 minutes of moderate walking, then study.

What about memory?

A 2013 review with meta-analysis looked at cardio exercise and memory. A single session of exercise had a moderate effect on short-term memory and a moderate-to-large effect on long-term memory. The authors suggest that acute exercise helps by priming the processes your brain uses to encode and store new information, and that timing matters.

Regular exercise over months had smaller effects on memory directly but helps keep the brain's machinery in good shape. The practical upshot: a workout before a study session may help today, and regular workouts support you over the semester.

Should you exercise before or after studying?

Both can help, but before is the better default for most students.

• Before: you start the session more alert and with a clearer head, which helps you pay attention while you take in new material.
• After: the memory review suggests exercise may help the brain consolidate what you just learned, but the evidence on exact timing is still mixed.
• Not right before you collapse: keep it moderate. The meta-analysis found intensity and duration changed the effect, and most positive studies used moderate effort, not exhausting workouts.

If you have a long session, do both: a walk before, movement breaks during, and a longer workout when you're done.

What's a good pre-study routine?

Here's a 20-minute routine built around what the studies used. You don't need a gym, and you can do the whole thing outside or on stairs.

Use the first block after the routine for your hardest material, such as problem sets or new concepts, while you're most alert. Save easier review for later.

Why is a phone break the worst study break?

Breaks help. Phone breaks don't help much at all. In a Rutgers study of 414 college students solving word puzzles, some took a mid-task break on their phones, some took a break using a computer or paper, and some took no break. Those who used their phones took 19% longer on the rest of the task and solved 22% fewer problems than the other break groups combined. Their results were close to those of students who took no break at all.

It's not only using the phone. A 2023 meta-analysis of 22 studies found an overall negative effect of smartphone use and presence on memory, attention and general cognitive performance, though results varied between studies. A phone on your desk keeps pulling at your attention even when the screen is dark.

A movement break does the opposite. It gets you away from the desk, raises your heart rate a little and doesn't fill your head with new information to process. That's why a 2 to 5 minute exercise snack is a better break than a feed check. For more phone-free tactics, see how to study without your phone.

Will a workout make me too tired to study?

Not if you keep it moderate. A brisk walk or easy bike ride should leave you warm and alert, not drained. If you're wiped out after a hard training session, give yourself a longer cooldown and a snack before you start, or save hard workouts for after studying. If you're short on time, even 10 minutes of brisk walking is a better start than 10 minutes of scrolling.

How does BurnScroll help you study?

BurnScroll locks the apps you choose, such as TikTok, Instagram or games, until you earn screen time with active calories from Apple Health: about 100 active calories for roughly 20 minutes. That fits a study routine well. Your pre-study walk earns time you can spend after the session as a reward, and the feeds stay locked while you work. Pair it with the habits in how to improve focus and avoid trying to study and scroll at once, which is covered in the myth of multitasking.

Frequently asked questions

How long should I exercise before studying?

About 10 to 20 minutes of moderate exercise is a good target. A well-known study used 20 minutes of brisk treadmill walking at about 60% of maximum heart rate and found better attention and test performance afterward. You should be breathing harder but still able to talk.

Is it better to exercise before or after studying?

Before is the better default because it can help you focus while you take in new material. Research suggests exercise after learning may also help memory consolidation, but the evidence on timing is mixed. If you can, take a short walk before and do a longer workout after.

What kind of exercise is best before studying?

Moderate aerobic exercise like brisk walking, easy jogging, cycling or climbing stairs. Most studies that found benefits used this kind of activity. Avoid exhausting workouts right before a study session, since very hard or long exercise can leave you too tired to focus.

Does exercise before an exam help?

A short session may help you feel calmer and more alert. The CDC notes reduced short-term anxiety in adults right after moderate to vigorous activity, and studies show small boosts in attention. Keep it light to moderate, leave time to cool down, and don't try a new or intense workout on exam day.

What should I do on study breaks instead of checking my phone?

Move for 2 to 5 minutes: climb stairs, do squats or walk around the block. In a Rutgers study, students who took phone breaks worked slower and solved fewer problems afterward than students who took other kinds of breaks. A short movement break resets your focus without adding new distractions.

The takeaway

About 20 minutes of moderate exercise before studying can give you a small but real edge in attention and memory. Keep it moderate, put your phone away before you start, and take movement breaks instead of phone breaks. The scroll can wait until the work is done.

Sources: Hillman et al., Neuroscience 2009, Chang et al., Brain Research 2012, Roig et al., Neuroscience and Biobehavioral Reviews 2013, Rutgers University, Böttger et al., Behavioral Sciences 2023, CDC: Benefits of Physical Activity

This article is general information, not medical advice.