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Interactions with friends and family may keep us healthy because they boost our immune system and reduce our risk of diseases such as heart disease, stroke and type 2 diabetes, new research suggests. Researchers drew this conclusion after studying prot…

Researchers uncovered new findings about involuntary muscle movements that come with long-term administration of Parkinson’s drug levodopa.

Lissencephaly is a spectrum of rare, genetic disorders in which the brain fails to develop its hallmark folds. The disorders are often associated with seizures and intellectual disability and currently there are no available treatments. A new study, ho…

The link between poor sleep and mental health problems could be related to deficits in brain regions that keep unwanted thoughts out of mind.

Viral infections may play a role in Alzheimer’s disease.

Scientists have identified the molecular changes that occur in the brains of aging mice and located a hot spot where much of that damage is centralized. The cells in the area are also connected with metabolism, suggesting a connection between diet and …

A study of nearly 10,000 adolescents has identified distinct differences in the brain structures of those who used substances before age 15 compared to those who did not. Many of these structural brain differences appeared to exist in childhood before …

The standard medication levodopa does not always work against tremors in Parkinson’s disease, especially in stressful situations. Propranolol, however, does work during stress, providing insight into the role of the stress system in tremors. MRI scans …

Researchers have unveiled a critical mechanism that links cellular stress in the brain to the progression of Alzheimer’s disease (AD). The study highlights microglia, the brain’s primary immune cells, as central players in both the protective and harmf…

Scientists traced connectivity between neurons to identify how the brain communicates with the spinal cord to control motor function.