As well as helping to prevent the disease, researchers say their findings could support healthy brain aging in general.

Two people have died and 58 people have been sickened by Legionnaires’ disease amid a cluster discovered in central Harlem in New York City, health officials said Monday. The disease was initially ...

A recent study linking human pegivirus to Parkinson’s is leading scientists to examine the connection between other viral ...

A few limited clinical trials of lithium for Alzheimer’s disease have shown some efficacy, but the lithium compounds they ...

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...