The Effects of Music on the Brain

Written by Jayla M. Jones, Edited by Amy Chan

        Have you ever noticed that when you listen to your favorite song when you're feeling down or upset about something, your mood almost instantly changes? If so, this is because music is not just entertainment; it is also a powerful force that immensely influences the brain's structure and its functionality. Research has shown that listening to music or engaging in an activity with music initiates various areas of the brain simultaneously, providing a wide range of emotional, physiological, and cognitive benefits (Hopkins Medicine, n.d.). Understanding how music affects the brain will reveal its unique ability to enhance mood, improve learning, promote healing, and potentially help advance neurological rehabilitation.  

        When we listen to music, the brain arranges a complex pattern of activity. The auditory cortex, which is the area of the temporal lobe mainly responsible for processing sounds in the brain, processes auditory information, while the motor cortex is activated even if the listener is not moving because the brain awaits rhythm and bodily movement. The prefrontal cortex takes part in this process by interpreting musical structure and predicting patterns, and the limbic system, which is in control of emotional responses, is often initiated by music’s emotional qualities (Hopkins Medicine, n.d.).  

        This wide range of activation explains why certain songs can provoke vivid memories, intense emotions, or a strong urge to move.

        There is an effect of music that a majority of people are familiar with, which is its ability to enhance mood and reduce stress. Studies have implied that enjoyable music induces the release of dopamine, a neurotransmitter associated with feelings of pleasure and reward (iMotions, n.d.).  At the same time, soothing music can decrease levels of cortisol, the hormone linked to stress, helping listeners into a relaxed state. These neurochemical responses show why music can instantly change emotions, serve as a coping mechanism, and even support mental health treatment programs.

            Beyond emotional regulation, music also encourages a range of cognitive benefits. Learning to play an instrument or actively interacting with complicated musical pieces promotes neuroplasticity—the brain’s ability to create and rearrange neural pathways (Young Scientists Journal, n.d.). Through repeated musical exposure and practice, individuals gradually strengthen regions of the brain connected to memory, attention, and cognitive functionality. Students with musical training usually display signs of stronger verbal memory, higher mathematical abilities, and more efficient problem-solving skills compared to those without musical training (Cadence Corner, n.d.). Therefore, music not only gives listeners brief pleasure but can actively support intellectual development throughout the course of life.

        Additionally, music’s therapeutic potential is largely recognized in healthcare and caregiving, especially through the implementation of music therapy. Therapeutic use of music has been shown to relieve pain, reduce signs of depression and anxiety, and aid in emotional processing (National Center for Complementary and Integrative Health [NCCIH], n.d.). In clinical locations, music therapy can help patients express their emotions that they have a hard time communicating with others, and encourage social engagement, both of which are very important for psychological healing. Group music sessions can also create a sense of inclusion and community, offering meaningful support for individuals dealing with isolation or emotional distress.

Discussion

            In addition to supporting emotional and mental health, music can also improve sleep and be of service to people with specific brain-related conditions. Listening to soothing music before bed has been shown to help people fall asleep faster, have more hours of deep sleep, and feel more rested when they wake up (Myndstream, n.d.). For those with sleep issues, such as insomnia, relaxing music can become part of a relaxing bedtime routine that helps the brain wind down naturally, offering a safe and helpful way to overcome their sleep condition rather than taking medication.

        Music also has powerful effects on people with neurological disorders. For example, in individuals with Alzheimer’s disease, familiar songs can help memories emerge from the depths of a person's mind and improve mood, while making it easier for them to communicate (NCCIH, 2022).  People with Parkinson’s disease may use rhythmic music to help improve movement and walking. Similarly, stroke survivors can use music-centered therapy to relearn the ability to speak or regain control of their muscles. These examples show how music not only supports healthy brain activity but can also help restore abilities that have been lost due to illness.

Conclusion

        Music is much more than entertainment—it has a powerful impact on the brain and overall well-being. It can boost mood, reduce stress, support learning, and even help with sleep. Music therapy is used in healthcare to ease pain, improve emotional expression, and assist people with conditions like Alzheimer’s, Parkinson’s, and stroke recovery. Whether it’s through listening, playing, or using music in therapy, the effects on the brain are real and meaningful. Music not only brings joy but also plays an important role in healing and mental health.

References

• Cadence Corner. (n.d.). How music affects your brain. Retrieved April 30, 2025, from https://www.cadencecorner.com/blog/how-music-affects-your-brain 

• iMotions. (n.d.). The profound power of music: How music affects the brain. Retrieved April 30, 2025, from https://imotions.com/blog/insights/research-insights/the-profound-power-of-music-how-music-affects-the-brain/ 

• Johns Hopkins Medicine. (n.d.). Keep your brain young with music. Retrieved April 30, 2025, from https://www.hopkinsmedicine.org/health/wellness-and-prevention/keep-your-brain-young-with-music 

• Myndstream. (n.d.). Sleep meditation music: Science of relaxation & curated playlist. Retrieved April 30, 2025, from https://myndstream.com/meditation-sleep-music/ 

• National Center for Complementary and Integrative Health. (n.d.). Music and health. Retrieved April 30, 2025, from https://www.nccih.nih.gov/health/providers/digest/music-and-health 

• National Center for Complementary and Integrative Health. (2022). Music and health: What the science says. Retrieved April 30, 2025, from https://www.nccih.nih.gov/health/providers/digest/music-and-health-science 

• Young Scientists Journal. (n.d.). The effects of music on the brain. Retrieved April 30, 2025, from https://ysjournal.com/the-effects-of-music-on-the-brain/