Does music help you study? What the research found, and the three rules

Music with words hurts reading, writing and memorising: in the studies, students who read with lyrics in their ears understood less than students in quiet, whether or not they liked the song. Quiet instrumental music comes out about even with silence for most tasks, and sometimes a little behind. Music does one thing reliably well, which is make sitting down feel better. So use it there, and turn it off when the attempt starts. Here is the research, honestly, and three rules.

The short answer

Lyrics hurt. Quiet instrumental music is roughly neutral. The exam is silent, so the last run-through before a test is done in silence.

That is the whole page in three sentences. The rest is why, with the studies named, because "a study found" without a reference is how most pages on study music are written, and most of them are selling a playlist. This one is not. It sits under the four moves that move marks: answer first, space it, mix it, sleep. Music is not one of them; the question is only whether it gets in their way.

What the research found

The studies below were read for what they measured, not for their headlines.

Speech you are not listening to still disrupts holding words in mind. Salamé and Baddeley (1989) had people hold short lists of items in memory while background sound played. Vocal music disrupted recall more than instrumental music, and both disrupted it compared with quiet. The effect is called the irrelevant speech effect: the words you are not attending to still reach the system that holds the words you are.

Liking the song does not save it. Perham and Currie (2014) tested reading comprehension under four conditions: lyrical music the reader liked, lyrical music the reader disliked, non-lyrical music, and quiet. Comprehension was best in quiet and with non-lyrical music, and worst in both lyrical conditions. The liked songs were as bad for comprehension as the disliked ones.

The same for remembering a list in order. Perham and Vizard (2011) had people recall lists of consonants in order under five sound conditions, including liked music, disliked music and quiet. Both kinds of music made recall worse than quiet, and liked and disliked did not differ. Preference, as the authors put it, did not mediate the effect.

Even instrumental music hurts if it is fast and loud. Thompson, Schellenberg and Letnic (2012) played an instrumental piano piece at two tempos and two volumes while people read. Comprehension fell below the no-music baseline only in the fast and loud condition; slow and soft did not hurt. So "instrumental" is not enough on its own; quiet and slow is the condition that came out neutral.

Across many studies, a small cost to reading and memory, a small benefit to mood. Kämpfe, Sedlmeier and Renkewitz (2011) pooled the research on background music and adults. Taken all together, the effect was about zero. Taken by what the task was, background music disturbed reading, had small detrimental effects on memory, and had positive effects on emotional reactions and on sports performance. That split is the honest summary of the field: music is good for how you feel and slightly bad for what you read and remember.

The "Mozart effect" was never about studying. The 1993 result (Rauscher, Shaw and Ky) was a small gain on a spatial reasoning task taken in the minutes after listening to a sonata, not during study and not on memory. A meta-analysis of nearly forty studies (Pietschnig, Voracek and Formann 2010) found little evidence left for a specific Mozart effect, and what remained looked like arousal and mood: any pleasant music raised performance a little for a little while. Nothing in that literature says music during study helps you learn.

Why words are the problem

The researchers' explanation, in one paragraph. Reading a sentence, writing one, or holding a definition in mind uses a short-term store for words. A lyric you are hearing enters the same store whether you want it to or not, and the two sets of words compete. Instrumental music has no words to compete with, so it competes less, and a slow quiet track competes least of all. Familiarity helps for the same reason: a track you have heard a hundred times asks for no attention, where a new one pulls some. Note that a language you do not speak still counts as words to this system, because it is the sounds of speech, not their meaning, that intrude.

This is the researchers' account, and it is a model rather than a settled fact. The results above stand without it.

The three rules

1. Nothing with words while you read, write or recall. Not in English, not in a language you do not speak, not quietly. If the block is an attempt, a page of recall, a problem set or an essay paragraph, the lyrics go off.
2. If you use music at all, make it instrumental, quiet, familiar and the same every session, and use it as a start cue. On for the setup: clearing the desk, finding the page, writing the first question. Off when the attempt begins. A fixed track that always means "we are starting" is a cue your brain learns, and the first five minutes of a study session are where it earns its place. Then the block runs in quiet, and a timed block you are allowed to end is a better focus tool than any sound.
3. Match the exam. The last mixed set before a test is done in silence, with a clock, because the exam will have a clock and no sound. Practising under test conditions is one of the things the research says lowers test anxiety; the silence is part of the conditions.

What about rain sounds, white noise and lo-fi?

The evidence is thin and mixed, and this page will not pretend otherwise. Steady, wordless sound does one thing a quiet room cannot: it can mask a noisy one. If a sibling's television is coming through the wall, a steady wash of sound makes the room effectively quieter, and that is a real help. It is a different job from helping memory, and there is no good evidence it does that.

So the answer to "what is the best music for studying" is a kind, not a track: no words, steady, quiet, familiar. Lo-fi, ambient, slow classical and plain noise are all kinds; whether any one of them suits you is for the experiment below. No playlist, channel or service is named here, on purpose.

Worked evening: a self-experiment you can run

One student, two evenings, and a result that is a hint rather than a finding.

The material is SCH4U idea 7, electron configurations and periodic trends, as twenty cards: ten configurations to write from the element, ten trend questions (which of two atoms is larger, which has the higher first ionisation energy, and why). Two matched blocks of twenty cards, twenty minutes each, on two evenings, in either order.

• Evening 1, quiet. The desk cleared, the phone out of the room, the twenty cards attempted with the answer hidden and marked at once. Result: 17 of 20.
• Evening 2, music with lyrics, at the volume you normally use. The other twenty cards, same rules. Result: 13 of 20.

One student's two evenings are not a study. The cards differed, the evenings differed, and four cards is inside the swing you would see with no music at all. What the self-experiment does is let you see the direction on your own cards, and the research's direction is the same. If you want the third condition, run the two blocks again with quiet instrumental music and see where it lands; for most students in the studies, close to the quiet result. The attempt-and-mark block itself is how to test yourself honestly, and it is the same block whatever is playing.

When music does help

• The walk to the desk, the warm-up, the tidy-up, the break. None of these uses the word store. Music here is free, and it makes the start easier.
• A noisy house, where steady sound beats a sibling's television or a street.
• Rote copying that uses no working memory, which should be rare, because copying is not studying. Writing out a formula sheet from memory is studying; copying it from the book is not, and the second is the one you may do with music on.

The mistakes

• A lyric playlist "because I'm used to it". The research tested liked, familiar music against quiet, and the familiar liked music still cost comprehension. Used to it does not protect you.
• Choosing tracks mid-session. Every choice is a task switch and a reason to pick up the phone. Set the sound before the block or do not use it.
• Studying with music and sitting the exam in silence without ever practising silence. The room will be quiet; be quiet in it at least once before.
• Headphones as a signal. They tell your family you are working, and after a while they tell you that you are entitled to browse. The phone belongs in another room either way; how to stop procrastinating has the reason.

The three rules on one page

1. No words while reading, writing or recalling, in any language.
2. If any music, instrumental, quiet, familiar, the same every time, on for the setup and off for the attempt.
3. Silence for the last run-through before a test, because the exam is silent.

Music improves how studying feels and slightly worsens what you read and remember. Spend it where the feeling is the point, and keep the attempt quiet.