Brain

Exposure to air pollution on city streets is enough to counter the beneficial health effects of exercise in older adults, according to new research.

The findings, published today in The Lancet, show that short term exposure to air pollution in built up areas like London's busy Oxford Street can prevent the positive effects on the heart and lungs that can be gained from walking.

With the U.S. population aging rapidly, more resources are being dedicated to understanding how doctors make decisions while caring for critically ill, older patients at the end of their lives. If faced with an elderly, critically ill patient who has expressed the wish not to be intubated, for example, which factors affect the doctor's decision about whether to abide by the patient's preference?

SPOKANE, Wash. - Many patients who are being treated for opioid addiction in a medication-assisted treatment clinic use marijuana to help manage their pain and mood symptoms.

But new research led by Marian Wilson, Ph.D., of the Washington State University College of Nursing found that frequent marijuana use seems to strengthen the relationship between pain and depression and anxiety, not ease it.

New research presents compelling evidence that the more time teenagers spend on smartphones and other electronic screens, the more likely they are to feel depressed and think about, or attempt, suicide.

Florida State University Robert O. Lawton Distinguished Professor Thomas Joiner, who co-authored a study published in the journal Clinical Psychological Science, said screen time should be considered a modern-day risk factor for depression and suicide.

A new report highlighting how vital mental health services were developed in Sierra Leone during the response to the 2014 Ebola outbreak is published today in the WHO Bulletin.

The report, which the WHO hopes will act as a blueprint on how to address such emergencies in the future, was written jointly by Sierra Leonean health workers and the King's Sierra Leone Partnership (KSLP). KSLP brings together expertise from King's Health Partners and three leading Sierra Leonean health institutions.

Residents and workers in a major Pakistan city are exposed to harmful levels of pesticides, new research reveals.

Scientists from Pakistan's F Quaid-i-Azam University and Lancaster University have evaluated the organophosphate pesticide concentration in dust from farms and also from pesticide manufacturing plants in the megacity of Lahore.

INDIANAPOLIS -- A review of a state program launched two years ago to improve recovery and reduce recidivism among felony offenders who have mental health or addiction issues shows the program is producing positive results.

WHAT:

In a New England Journal of Medicine perspective, experts from the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health, and the World Health Organization (WHO) Collaborating Centre for Reference and Research on Influenza in Melbourne discuss how the process of preparing seasonal influenza vaccines in eggs may contribute to their limited effectiveness. The authors offer research strategies that might yield more protective vaccine candidates.

ASEAN integration is likely to bring about a substantial change to this area in the new era; it can subsequently cause many problems as well. The characteristic differences among the GMS member countries in terms of trade and investment, social and cultural values, medical information and technology, and the living and work environment have become major problems associated with mental health disorders, which are usually identified as depression, stress, and substance abuse.

Conscious decision-making and internalized intentions, as opposed to extrinsic influencing factors, are the key to a student's successful adaption to life in a foreign country. This was confirmed by research carried out by a group of scientists which included Ken Sheldon, Academic Supervisor and Head of the International Laboratory of Positive Psychology of Personality and Motivation at the Higher School of Economics (HSE).