Insomnia

Definition

Insomnia is a common sleep disorder characterized by difficulty falling asleep, staying asleep, or waking up too early and not being able to go back to sleep.

Scientific / Technical Definition

Insomnia is a condition resulting from disruptions in the sleep-wake cycle or disturbances in sleep structure, leading to inadequate sleep that affects a person’s waking hours. It can be classified as acute, lasting a short period, or chronic, occurring at least three times a week for three months or more.

Benefits

• Improved cognitive function when managed
• Better mood and mental health
• Enhanced physical health with adequate sleep restoration

Examples

• Avoiding caffeine in the evening
• Establishing a consistent sleep routine
• Practicing relaxation techniques before bed

Additional Information

• Known issues: Long-term insomnia can lead to mental health disorders, chronic health issues, and reduced quality of life.

Related Terms

• Sleep apnea
• Circadian rhythm
• Sleep hygiene
• Melatonin

References

• Insomnia: Overview and Evaluation of Sleep Disorders
• What is Insomnia?