Why do some people talk during their sleep

  • 1 It might be genetic

    Some experts suggest that sleep talking is genetic and that it runs in families. See also why do people sleep walk.

  • 2 REM sleep behavior disorder (RBD)

    REM sleep behavior disorder (RBD) is a disorder that allows a person to act based on their dreams. Some people might shout, for example, as a result of having a bad dream. See why we get nightmares.

  • 3 Certain medications

    Certain medications may have side effects that make people talk in their sleep.

  • 4 Emotional stress

    Emotional stress or an excessive amount of stress might lead to sleep talking. See why over sleeping is bad for your health.

  • 5 Fever can lead to sleep talking

    Fever, diseases or certain illnesses can lead to sleep talking.

  • 6 The sleeper is half-awake

    Sleep talking can occur when a sleeper is half awake or when they are transitioning between one stage of non-REM sleep to another (transitory arousals). See how to have a good night sleep.

  • 7 Overuse of alcohol

    Alcohol can sometimes lead to sleep talking.

  • 8 Anxiety and depression

    Episodes of anxiety and depression can lead to sleep talking.

  • 9 Sleep apnea

    Sleep apnea, a disorder where a person might have trouble breathing during sleep, might lead to sleep talking.

  • 10 Night terrors

    Night terrors or terrifying dreams can lead to sleep talking. See why we get nightmares.

  • 11 The brain couldn't stop certain functions

    During sleep, the brain releases a certain chemical called GABA to stop certain functions. If the brain failed to control some of these functions then the person might walk or talk during their sleep. See why you wake up in the middle of the night.

  • 12 Sleep deprivation

    Sleep deprivation can make a person talk or walk during their sleep, as they fail to wake up even though they are doing complex actions.