Late shifts, sedentary lifestyles, hyperconnectivity, stress: How work robs us of sleep
Over time, our schedules encourage a sustained alteration in biological cycles. This translates into an alteration in sleep rhythms

Carlos O. N. is 44 years old and works for the Madrid Metro. He’s been pulling the night shift for 10 years. Before that, he worked the evening shift for five years, finishing at 2 a.m. He tells EL PAÍS that he sleeps between five and six hours a day. However, he clarifies that reaching six is pretty exceptional.