21+ hour, 40+ min ago  (307+ words) One of the most famous studies tracked the lives of a group of nuns for more than 60 years. Researchers found that those who expressed more positive emotions in their youth lived, on average, ten years longer. Another large-scale study, published…...

1+ mon, 4+ week ago  (707+ words) The observation remained overlooked for decades due to limited knowledge of the disease and a lack of sufficient patient data. In the early 2000s, however, large-scale national health databases allowed scientists to track the development of entire groups of people from…...

3+ mon, 5+ hour ago  (229+ words) Many people believe that weight gain is the main reason depression leads to physical health problems later in life. However, a new long-term study from the University of Sydney challenges this widely held belief. The study suggests that sleep disturbances,…...