Sports like aqua aerobics can help prevent weight gain The recommended half an hour of exercise a day may not be enough to stop weight gain. According to a US study of 34,000 women, an hour a day of moderate exercise is needed to fight the flab. Overweight women need to diet as well as exercise, a Harvard team reports in the Journal of the American Medical Association. The UK government advises adults to exercise for at least half an hour five or more days a week. While 30 minutes exercise is recommended for health reasons, people need to exercise for longer to avoid weight gain

Professor Paul Gately, Leeds Metropolitan University The US study followed 34,000 middle-aged women over 13 years. The women completed regular questionnaires about therecent history.

In the summer of 1979, the organization known as the Council of Vietnam Veterans transformed into Vietnam Veterans of America. And not by coincidence, the modern era of diagnosing PTSD began shortly thereafter, in 1980, with the introduction of the disorder into the third edition of the APA Diagnostic and Statistical Manual of Mental Disorders (DSM-III). This came about largely through the advocacy efforts of VVA members and allies in the field of mental health.

The formal recognition of PTSD led to a large body of systematic research on its features. Those research findings also have led to modifications and refinements of the diagnostic criteria. But many of these criteria from DSM-III were largely unchanged in the last revision of the fourth edition of the diagnostic manual, DSM-IV-TR,