epidemiology

Living near major roads or highways is linked to higher incidence of dementia, Parkinson’s disease, Alzheimer’s disease and multiple sclerosis (MS), suggests new research. The researchers also found that living near green spaces, like parks, has protective effects against developing these neurological disorders. “For the first time, we have confirmed a link between air pollution… Read more

The longest stringent studies of antidepressants’ safety and efficacy only followed patients for only a couple of years. Yet a greater number of Americans are taking antidepressants like Paxil and Prozac for prolonged periods of time. According to data from the National Center for Health Statistics, a quarter of people on the medications have used… Read more

Middle-aged people are lonelier than older adults and young people, new research suggests. Researchers analyzed data from 38,000 people in the U.K. who took part of the BBC Loneliness Experiment last year. The lead researchers are: Professor Christina Victor, Brunel University London, Professor Manuela Barreto, University of Exeter, and Professor Pamela Qualter, University of Manchester… Read more

Adults having a close relative with Alzheimer’s disease do more poorly in online paired-learning tasks than adults without such a family history, new research has found. Additionally, this impairment appears to be worsened by having diabetes or a genetic variation in the apolipoprotein E (APOE) gene linked to the disease. The findings may help identify… Read more

Deviating from a regular bedtime and wakeup schedule – and getting different amounts of sleep each night – can put a person at higher risk for obesity, high cholesterol, hypertension, high blood sugar and other metabolic disorders, a new study has found. Furthermore, for every hour of variability in time to bed and time asleep… Read more