Circadian Rhythm

Night-shift workers and other adults who sleep primarily during the day are at increased risk for diabetes, obesity and cardiovascular disease, but the underlying mechanisms are not well understood.

The top five stories in endocrinology last week were all based on presentations from the American Society for Bone and Mineral Research virtual meeting.

Sleep-wake circadian rhythm is an important mechanism to maintain biological timekeeping, and disruptions from light exposure, dietary challenges and timing of food intake can have cardiometabolic consequences, according to a speaker.

The American Academy of Sleep Medicine has issued a position statement seeking the elimination of daylight saving time, citing the unhealthy and sometimes deadly consequences of it.

The direction and magnitude of a team’s traveling during the National Basketball Association’s playoff tournament can impact its chances of winning, according to research presented at SLEEP 2020.

Researchers have identified several actionable targets for depression prevention, according to results of an exposure-wide and Mendelian randomization study published in American Journal of Psychiatry.

Adolescent circadian preference may be associated with the development of asthma and allergies, according to data published in ERJ Open Research.

Activation of night mode functions on smartphones more efficiently reduced the amount of short-wavelength light compared with commercially available blue light-reducing spectacle lenses in a study focused on digital devices and their potential effects on circadian cycles.

Older men with a disrupted circadian rhythm had an increased risk for incident Parkinson’s disease, researchers wrote in JAMA Neurology.

People with diabetes who ate more at dinner compared with breakfast had greater risks for death from diabetes and cardiovascular disease; however, a model suggests replacing 5% of total energy intake at dinner with breakfast can reduce mortality risks, according to findings published in Diabetes Care.