Amnesia vs. Insomnia — What's the Difference?

Amnesia is a deficit in memory caused by brain damage or disease, but it can also be caused temporarily by the use of various sedatives and hypnotic drugs. The memory can be either wholly or partially lost due to the extent of damage that was caused.

Insomnia, also known as sleeplessness, is a sleep disorder in which people have trouble sleeping. They may have difficulty falling asleep, or staying asleep as long as desired.

Loss of memory, usually resulting from shock, psychological disturbance, brain injury, or illness.

Chronic inability to fall asleep or remain asleep for an adequate length of time.

(pathology) Loss of memory; forgetfulness.

(medicine) A sleeping disorder that is known for its symptoms of unrest and the inability to sleep.

(figurative) Forgetfulness.

Lack of sleep; inability to sleep, especially when chronic; wakefulness; sleeplessness.

A potent sativa-dominant strain of marijuana.

An inability to sleep; chronic sleeplessness

Forgetfulness; also, a defect of speech, from cerebral disease, in which the patient substitutes wrong words or names in the place of those he wishes to employ.

Partial or total loss of memory;