Affecting about 3% of Americans, Generalized Anxiety Disorder (GAD) is characterized by excessive, uncontrollable worry that reduces health and quality of life.  Matthew P. Herring, from the University of Georgia (Georgia, USA), and colleagues enrolled ...

In recent decades, the participation of elderly trained people in endurance events such as marathon running has dramatically increased. Previous studies suggest that the performance of master runners (those age 40 years and over) during ...

Polyfluorinated compounds (PFCs) are chemicals that are used in water-repellent coatings on carpet and furniture.  Potential sources of exposure include food, water, indoor air, indoor dust and direct contact with PFC-containing objects, and now a ...

Age-related vision changes result in large part from changes is the outer retina of the eye, which is subject to inflammation and cell loss. Glen Jeffery, from the Institute of Ophthalmology at University College London ...

It is generally accepted that Alzheimer's disease is largely a result of build-up from beta-amyloid deposits in the brain, which cause cell damage and cell death by oxidative stress. A number of studies have ...