Psychology & Psychiatry

Light therapy may improve symptoms of Alzheimer's disease

Light therapy leads to significant improvements in sleep and psycho-behavioral symptoms for patients with Alzheimer's disease, according to a new study published in PLOS ONE by Qinghui Meng of Weifang Medical University, ...

Alzheimer's disease & dementia

Sleeping pill found to reduce levels of Alzheimer's proteins

Sleep disturbances can be an early sign of Alzheimer's disease. Many people eventually diagnosed with Alzheimer's start experiencing difficulty falling and staying asleep years before cognitive problems such as memory loss ...

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A sleep disorder, or somnipathy, is a medical disorder of the sleep patterns of a person or animal. Some sleep disorders are serious enough to interfere with normal physical, mental and emotional functioning. Polysomnography is a test commonly ordered for some sleep disorders.

Disruptions in sleep can be caused by a variety of issues, from teeth grinding (bruxism) to night terrors. When a person suffers from difficulty in sleeping with no obvious cause, it is referred to as insomnia. In addition, sleep disorders may also cause sufferers to sleep excessively, a condition known as hypersomnia. Management of sleep disturbances that are secondary to mental, medical, or substance abuse disorders should focus on the underlying conditions.

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