OSAKA, Japan — Ever struggled to wake up in the morning? That groggy, disoriented feeling isn’t just in your head; it’s actually called “sleep inertia,” and it can linger for up to two hours after ...

Metabolic diseases have reached epidemic proportions in our society, driven by a sedentary lifestyle coupled with circadian misalignment - a desynchrony between our intrinsic biological clocks and ...

If you think life always feels just a little bit easier in the spring and summer, you’re onto something. Natural light from the sun offers a range of physical, mental and behavioral benefits — which ...

Recent studies have increasingly illuminated the complex role that light—both in terms of its spectral composition and intensity—plays in the growth and developmental trajectories of fish. In aquatic ...