OTTAWA, Canada — Even if you’re getting enough sleep overall, inconsistent bedtimes and wake-up times might be putting your heart at serious risk. An international study shows that people with ...

Previous research has analyzed variations in sleep patterns including number of hours slept, quality of sleep, and sleep-wake times, and found an association with cognitive impairments, health and ...

Are you going to bed at 2 A.M. one night and 10 P.M. the next?

(CNN) — 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.

Poor sleep isn’t just about not getting enough hours. It’s also about when you sleep, how regular your schedule is, and whether your rest gets interrupted. And according to new research from 88,461 ...

A groundbreaking analysis of sleep patterns and metabolic health has revealed a concerning connection between irregular sleep schedules and the development of type 2 diabetes. Drawing from data on ...

A large observational study suggests that around seven hours of nightly sleep is associated with lower insulin resistance, ...

Preliminary results from the "SNAPSHOT study", an NIH-funded collaborative research project between the Division of Sleep and Circadian Disorders at Brigham and Women's Hospital, and MIT Media Lab ...

In research with children and adolescents, insufficient duration of sleep has been linked to numerous problems in cognitive functioning, emotion regulation, and health. How many hours of sleep they ...

If you’ve ever been frustrated by your baby’s irregular sleep patterns, take heart. A new study suggests that erratic bursts of sleep may correspond to growth spurts. The study’s lead author, Michelle ...

June 14 -- FRIDAY, June 13 (HealthDay News) -- Having delayed sleep phase syndrome (DSPS) appears to be linked to irregular menstrual cycles and increased premenstrual symptoms in women, according to ...