Sleep talking causes, also known as somniloquy causes, can vary from person to person. For some individuals, sleep talking may be linked to certain medical conditions such as sleep disorders, fever, or even medication side effects. Stress, anxiety, and emotional factors can also contribute to sleep talking episodes. Understanding these underlying causes can help individuals seek appropriate treatment and strategies to reduce sleep talking and improve their overall sleep quality.

What causes sleep talking?

One of the first things to understand about sleep talking is that it isn’t entirely clear what causes it. However, there are several theories.

Stress and anxiety: One theory is that sleep talking occurs when an individual is going through a stressful or anxiety-ridden period. This is supported by research, as it has been found that individuals who experience high levels of stress are more likely to talk in their sleep.

Stress and anxiety


Sleep deprivation: Lack of sleep or poor-quality sleep can also cause sleep talking. According to the National Sleep Foundation, chronic sleep deprivation can lead to sleep disorders such as sleep talking. Additionally, a lack of REM sleep, the stage of sleep in which individuals experience the most dream activity, can increase the likelihood of sleep talking.

Genetics: Some research suggests that sleep talking may be hereditary. A study published in the Journal of Sleep Research found a positive correlation between individuals with a family history of sleep disorders and an increased likelihood of sleep talking.

Alcohol and medications: Both alcohol and certain medications can increase the likelihood of sleep talking. Medications such as antidepressants and sleeping aids may affect the stage of sleep in which sleep talking occurs.

Alcohol and medications

How to lessen the impact of sleep talking?

Although there is no cure for sleep talking, there are things that individuals can do to lessen its impact on their Sleep quality and the sleep quality of their partners or roommates.

How to lessen the impact of sleep talking?

Prioritizing good sleep hygiene: One of the most important things that individuals can do to lessen the impact of sleep talking is to prioritize good sleep hygiene. This includes establishing a regular sleep schedule, avoiding caffeine and alcohol before bed, and creating a sleep-conducive environment.

Stress management: Because stress and anxiety may contribute to sleep talking, stress management techniques may be beneficial. These include practicing relaxation techniques such as meditation, deep breathing, or yoga.

Seeking medical help: In severe cases, individuals may want to consider seeking medical help. This can include seeing a sleep specialist who can recommend treatments such as medication or cognitive-behavioral therapy.


In conclusion, sleep talking may be embarrassing or disruptive to individuals who experience it frequently. While it’s not entirely clear what causes it, stress and anxiety, sleep deprivation, genetics, and alcohol and medications may all contribute. To lessen its impact, individuals can prioritize good sleep hygiene, practice stress management techniques, and seek medical help if necessary.


  1. sleepfoundation, Sleep Talking
  2. Mayo Clinic, Lack of sleep: Can it make you sick?