Background: Cognitive deficits are presumed to be the primary driver of functional
impairment in Alzheimer's disease (AD); however, functional impairment is likely …

The hippocampus plays an important role in emotional and cognitive processing, and both
of these domains are affected in patients with major depressive disorder (MDD). Extensive …

Cognitive dysfunction is one of the most typical characteristics in various neurodegenerative
diseases such as Alzheimer's disease and Parkinson's disease (advanced stage). Although …

Symptoms of cognitive dysfunction like memory loss, poor concentration, impaired learning
and executive functions are characteristic features of both schizophrenia and Alzheimer's …

Behavioural and psychological symptoms of dementia (BPSD) occur in 50–90% of
Alzheimer's disease (AD) patients. Imbalance of different neurotransmitters (acetylcholine …

Previous attempts to identify a unified theory of brain serotonin function have largely failed to
achieve consensus. In this present synthesis, we integrate previous perspectives with new …

Neuropsychiatric disturbances are a core feature of dementia and worsen many clinical
outcomes. Among the most validated syndromes are depression, psychosis, and sleep …

Neuropsychiatric symptoms (NPS) are core features of Alzheimer's disease and related
dementias. Once thought to emerge primarily in people with late-stage disease, these …

Alzheimer's disease (AD) is the most common cause of dementia in elderly people.
Research focused on identifying compounds that restore cognition and memory in AD …

Alzheimer's disease can be thought of as a multi-faceted neuropsychological disorder, with
diverse impairments in cognitive abilities, such as attention, memory, language and …