If your resolution is to be healthier, happier and more fit in the new year, focus first on finding a real purpose in life.

It’s often wryly observed that birth rates peak in September, with many studies citing seasonal changes in human biology to explain this post-holiday “baby boom.” But new research from scientists at Indiana University and the Instituto Gulbenkian de Ciência in Portugal finds that spikes in pregnancies are actually rooted in society, not biology.

It’s often wryly observed that birth rates peak in September, with many studies citing seasonal changes in human biology to explain this post-holiday “baby boom.” But new research from scientists at Indiana University and the Instituto Gulbenkian de Ciência in Portugal finds that spikes in pregnancies are actually rooted in society, not biology.

We tend to overstate our negative feelings and symptoms in surveys, shows a new study by a team of psychology researchers. This bias wears off over time, but the results point to the possibility that measurements of health and well-being, which are vital in making medical assessments and in guiding health-related research, may be misinterpreted.

We tend to overstate our negative feelings and symptoms in surveys, shows a new study by a team of psychology researchers. This bias wears off over time, but the results point to the possibility that measurements of health and well-being, which are vital in making medical assessments and in guiding health-related research, may be misinterpreted.

People who earn more money tend to experience more positive emotions focused on themselves, while people who earn less take greater pleasure in their relationships and ability to connect with others, according to research published by the American Psychological Association.