Does cramming for your exams actually work? (2024)

We’ve all done it: either completely forgotten that you have an exam or procrastinating so much that you find yourself in a massive rush to learn all the new information before your exam the next day. When this happens, cramming for exams often really does seem like the only logical step…

When I was at university, my housemate, Jess, always crammed for her exams. The day before her exam she used to revise all day, and then go to sleep at 7pm, just so that could get up at 2am on the day of the exam and revise until the very last minute. This made her exhausted, but Jess always did very well in exams. Was this down to her cramming technique? Could there be method in her madness?

Read on as we attempt to answer the age-old question asked by all students putting off revision – does cramming for exams ever actually work?!

Why it might work (as a very last resort)

Cramming just before an exam can (in theory) allow you to remember information in the short term and enable you to take in enough information for the exam.

However, this may will most likely mean that you’ll have no lasting connections to the knowledge, and you won’t develop any deep understanding of the information. You’ll also likely forget it the second you walk out of the exam.

Why it might not work…

There are many reasons not to cram last minute for an exam, which we’re sure you have no desire to hear, but here you go anyway…

Cramming is essentially trying to stuff a load of information into your short-term memory in time for an upcoming exam. This has been proven to increase stress levels, and can lead to panic and anxiety, making it a lot harder to take in information. If you’re feeling the stress, find out how not to cope with it here!

Cramming for exams also usually results in reduced sleep time. This is because students (like my friend Jess) either go to sleep or wake up in the early hours of the morning in order to maximize their last-minute revision time. This can often lead to poor academic performance, due to a decease in concentration.

It’s also a massive risk. If you feel stressed and for some reason can’t take in the information that day, you may not perform to the best of your ability in the exam.

But if you’re going to cram, do it right!

So, what should you do if you’ve left your revision until the very last minute?

If you’re going to cram for your exams, cram but cram effectively. Reading the textbook until you fall asleep at your desk from sheer exhaustion is probably not the best way to prepare for an exam.

Make a list of what you have to learn before the exam. It’s important to be realistic about this – if you’ve left the revision until very last minute (e.g. the night before) it’s probably too late to learn absolutely all of the information. You’re best to prioritize and revise the most important topics properly, rather than trying to do too much and then getting yourself hyped up.

Reviewing past paper questions is probably the best thing you can do to learn information last minute. Speaking from personal experience, information I’ve learnt in past papers has always cropped up somewhere in my exams at uni, and it’s a great way to learn a lot in a short period of time. Your university will usually give you access to past papers (and sometimes answers) online, and they can be a great source of revision, as well as making you feel a lot calmer about the layout of the paper.

Get enough sleep! Lack of sleep can make you irritable, unable to concentrate and unable to make decisions. Not sleeping enough can also affect both your physical and mental health. If you’ve been revising all day and are absolutely exhausted anyway, staying up a few extra hours is not going to drastically improve your grade. Sleeping has been scientifically proven to improve your procedural memory (which helps with skills and procedures) and declarative memory (which helps recall facts).

Remember: you’ve got this. Good luck!

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Does cramming for your exams actually work? (2024)

FAQs

Does cramming for your exams actually work? ›

Cramming just before an exam can (in theory) allow you to remember information in the short term and enable you to take in enough information for the exam. However, this may will most likely mean that you'll have no lasting connections to the knowledge, and you won't develop any deep understanding of the information.

How effective is cramming for an exam? ›

Yes, it can work sometimes, but it depends on the content, test format, and how you learn best. If you find yourself cramming for every single test, get yourself a planner and schedule in blocks for studying to spread it out. Don't cram if you want to be able to recall the information later on in life.

Is cramming an effective method for learning? ›

Remember that cramming is not an effective way of preparing for exams, but more of an emergency technique. Even though it might help you study when you're pressed for time, it should never be used as a default exam preparation strategy.

Why cramming doesn't work? ›

Because cramming stores information in short-term memory but doesn't create a long-lasting connection. Short-term memory is where we process everything in our brain and put it into temporary storage. It's where all the non-important stuff goes, like what you ate for breakfast two days ago and what you wore on Monday.

How long should you cram for a test? ›

If you study for 6 hours straight, you're more likely to drool on your test than pass it. We recommend a 50/10 split: 50 minutes studying, 10 minutes of anything else. On your break, exercise, or sing, or dance, or sit still, or play soccer with the neighbor's house cat.

How to cram successfully? ›

To be efficient with your cramming, you need to focus the bulk of your time learning high-yield information and limit the amount of time spent on lower-yield information. If you try to learn everything in a short amount of time, you're only setting yourself up for failure.

Is last minute cramming bad? ›

"They cram right before an exam, and to be honest that's probably OK for doing fine on your exam," she says. "But the problem is that it's horrible for long-term retention. Students don't realize that they're really undercutting their own learning."

Is it worth it to cram? ›

Cramming is generally not the best way to learn, even if you're not pulling all-nighters! You can only focus for so long before cognitive fatigue sets in, after which point your ability to process and retain information starts to rapidly decline.

What is better than cramming? ›

Research shows that spacing can be up to twice as effective for encoding information into long-term memory than the alternative approach, massed practice. Massed practice is comprised of long, intensive periods of studying and is what is better known as cramming when it's done last minute.

What are the downsides of cramming? ›

Over time, this bad behavior takes its toll on the body, leading to exhaustion, moodiness and irritability, as well as fat loss (and not the good kind). It is important for college students to understand that it takes proper time management to successfully study-not cram-for a test or exam.

Does cramming all night work? ›

All-nighters usually backfire. You'll be groggy the next day, and you're less likely to retain information when you're sleep deprived. On top of poor academic performance, all-nighters take a toll on your mental and physical health.

How do you stay awake to cram for a test? ›

Here's our advice...
  1. Target select and important information. ...
  2. Leave the caffeine alone. ...
  3. Don't work in bed, on the floor or on a sofa. ...
  4. Get an all-night study buddy. ...
  5. Make a schedule – with breaks. ...
  6. Try and get some sleep at some point.
Apr 16, 2024

How common is cramming? ›

Cramming is a widely used study skill performed in preparation for an examination or other performance-based assessment. Most common among high school and college-aged students, cramming is often used as a means of memorizing large amounts of information in a short amount of time.

Is it better to cram or sleep? ›

When it comes to retaining new information, napping has been proven to be even more effective than cramming. There is a delicate balance between napping just enough and napping too much, though. Limit your naps to 20 to 30 minutes, and plan for naps to end by late afternoon.

How to cram without forgetting? ›

Simple memory tips and tricks
  1. Try to understand the information first. Information that is organized and makes sense to you is easier to memorize. ...
  2. Link it. ...
  3. Sleep on it. ...
  4. Self-test. ...
  5. Use distributed practice. ...
  6. Write it out. ...
  7. Create meaningful groups. ...
  8. Use mnemonics.

What is the best time for cramming? ›

According to scientists, the brain is most alert and teachable at 10 am–2 pm and 4 pm–10 pm. (Source: Amber Student). If you would like to optimise your attention span and practise deep learning, then science advises you to study between the hours of 4 am and 7 am. This period is best for deep focus.

What percentage of students cram? ›

At least one survey has found that 99% of students admit to cramming. You might think that's down to nothing more than simple disorganisation: I'll admit it is far easier to leave things to the last minute than start preparing for a test weeks or months ahead.

Does cramming improve memory? ›

Cramming, from a student's perspective, is often a favored study practice: it seems to be the most efficient use of time by hustling, usually last-minute, to pack as much information as possible into memory. The problem with cramming is that information gets stored into working memory, not long-term memory.

Should I sleep or cram before an exam? ›

When it comes to retaining new information, napping has been proven to be even more effective than cramming. There is a delicate balance between napping just enough and napping too much, though. Limit your naps to 20 to 30 minutes, and plan for naps to end by late afternoon.

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