In essence, it’s a type of symmetry breaking. Any two processes that act as activator and inhibitor will produce periodic ...

Sleeping and waking up at different times is associated with an increased risk of heart attack and stroke, even for people who get the recommended amount of sleep, according to new research. While ...

Irregular sleep patterns — not sticking to a regular sleep-wake schedule — may put people at a higher risk for dementia compared to those with more consistent sleep patterns, according to a new report ...

Sticking to consistent bedtimes and wake-up routines may be more critical for heart health than previously thought. A groundbreaking study reveals that irregular sleep patterns—defined as varying ...

Severe sleep irregularity often occurs with obstructive sleep apnea (OSA), and this combination approximately doubled the odds of hypertension in middle-aged individuals. OSA has demonstrated an ...

Researchers objectively measured sleep and circadian rhythms, and the association to academic performance in college students, finding that irregular patterns of sleep and wakefulness correlated with ...

Harvard Medical School researchers discovered that recurrent circadian disruption, which occurs in individuals with irregular sleep schedules, can cause reduced glucose tolerance when combined with a ...

We all know that getting enough sleep is important for your brain. But going to sleep and waking up at the same time each day is also linked to a lower risk of dementia, research suggests. Scientists ...

Irregular sleep patterns may increase the risk of adverse cardiovascular events such as heart attacks, say researchers. Sleeping and waking up at different times is associated with an increased risk ...