Researchers at the Swiss Federal Institute of Technology studied the BMI of over 6,000 residents in Lausanne and found that living in urban environment contributes to weight gain and obesity.
A large British study has found that women who were unhappy tended to be those who were unhealthy, but that unhappiness by itself was not linked to higher mortality.
People whose heart suddenly stops often have symptoms in the hours or days leading up to the event. Paying attention to these symptoms can help save lives.