Poor sleep increases consumption of unhealthy food among women and raises risk of obesity and heart disease according to a new study. The study by researchers from the Columbia University Irving Medical Centre found that women who suffer from poor sleep not only tend to overeat but also consume a lower-quality diet. This in turn increases their risks of developing obesity —a well-established risk factor for cardiovascular diseases. Indian-origin researcher and study senior author Brooke Aggarwal from Columbia University Vagelos said women are particularly prone to sleep disturbances across the life span. This is because according to him they often