In the graph below, you can see how I slept for the full ... however this depends on factors like your age and health. The ...

Exercise plays a key role in maintaining a healthy sleep cycle. Engage in at least 30 minutes of physical activity most days, but avoid vigorous workouts too close to bedtime. If winter makes it ...

People who take longer to enter a key part of the sleep cycle are more likely to develop dementia, suggests a new study. Taking longer to enter the dream phase - known as rapid eye movement or REM ...