The health risks of losing sleep are well known, ranging from heart disease to depression, but who knew that too little sleep can also make you selfish?
That’s the takeaway of new research from the University of California, Berkeley.
“This new work demonstrates that a lack of sleep not only damages the health of an individual, but degrades social interactions between individuals and, furthermore, degrades the very fabric of human society itself,” said Matthew Walker, director of the university’s Center for Human Sleep Science. “How we operate as a social species—and we are a social species—seems profoundly dependent on how much sleep we are getting.”…