Callout

Illustration of a dreamer (boy)

Facial expressions and gestures

Illustration of a person and a sleeping (man) who are snuck

Conversation

Illustration of a sleeping (man)

Facial expressions and gestures

Illustration of a person (man) who is essoed with nightmares

Sleep

Illustration of a person (man) who is essoed with nightmares

Callout

Illustration of a dreamer (girl)

Conversation

Illustration of a person and a sleeping (woman) who is snuck

Conversation

Illustration of a sleeping (woman)

Illness/Injury

Illustration of Sleep Apnea Syndrome (man)

Sleep

Illustration of sning and sleep apnea syndrome (woman)

Illness/Injury

Illustration of Sleep Apnea Syndrome (woman)

Illness/Injury

Illustration of sning and sleep apnea syndrome (man)

Fail

Illustration of oversleeping (man)

Facial expressions and gestures

Illustration of oversleeping (woman)

Facial expressions and gestures

Illustration of a man yawning in class

Facial expressions and gestures

Illustration of a person (woman) yawning in class