Human bodies are not entirely dark. A growing body of research suggests that every living person emits an ultra‑faint glow, a stream of tiny photons that persists through life and appears to vanish at ...

Fred Hutch is recruiting adults to participate in a study to learn more about individual light exposure and timing of sleep. We hope to use the information that we collect to develop larger studies to ...

Artificial lighting at night is contributing to an alarming increase in light pollution, both in amount and in brightness, affecting places all over the world, a new study has found. Some regions have ...

The study used wrist monitors to measure sleep patterns and light exposure for 507 UW undergraduate students from 2015 to 2018. Data indicated that students were getting roughly the same amount of ...

It's no surprise that researchers were unable to come to firm conclusions about the cardiovascular safety of Contrave based on partial results. An accompanying editorial in JAMA finds that a repeat of ...