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Involuntary dyskinetic movements induced by treatment with levodopa are a common problem for people with Parkinson’s disease. Now, however, researchers seem to be close to a novel therapy to this distressing side effect.

Scientists report that raising levels of the life-extending protein klotho can protect against learning and memory deficits in a mouse model of Alzheimer’s disease.

Depression is a powerful predictor of nighttime sleep disturbances among stroke survivors, according to research. Sleep disturbances — the duration and time intervals of nighttime sleep, the frequency of waking after sleep onset, and daytime sleepines…

A major study shows new evidence that long-term smoking could cause thinning of the brain’s cortex. The cortex is the outer layer of the brain in which critical cognitive functions such as memory, language and perception take place. Interestingly, the …

Researchers claim that their findings represent a “significant breakthrough” in the study of serotonin, psychiatric drugs and asthma.

A study led by Howard Steiger, PhD, head of the Douglas Mental Health University Institute Eating Disorders Program (EDP), in Montreal, in collaboration with Linda Booij, a researcher with…

Researchers have found that a psychedelic drug, (R)-DOI, prevents the development of allergic asthma in a mouse model. The effects are potent and effective at a concentration 50-100 times less than would influence behavior.

Mice deficient in serotonin — a crucial brain chemical implicated in clinical depression — are more vulnerable than their normal littermates to social stressors, according to a new study. Following exposure to stress, serotonin-deficient mice did not…

Researchers have identified the relationship between a biomarker and activity in parts of the brain responsible for processing emotional responses.

Arabic movie subtitles, Korean tweets, Russian novels, Chinese websites, English lyrics, and even the war-torn pages of the New York Times — research examining billions of words, shows that these sources — and all human language — skews toward the u…