A comprehensive guide to understanding your body's sleep needs at every stage of life. This article explains the science behind the ideal bedtime and provides a clear, age-by-age breakdown of how to ...

Changes in sleep are a natural part of aging. Many older adults cope with problems such as insomnia, apnea, restless legs and changes in their body’s internal rhythms. Co-occurring disorders and side ...

AI-generated summary reviewed by our newsroom. Read our AI Policy. Are you a bear, wolf, lion or dolphin? You may not think any of these wild animals have to do with sleep. However, they actually ...

A new international study drawing on 73 million nights of data reveals that our sleep patterns are seriously shaped by the day of the week, the season, and where we live. Working with sleep data from ...

When the going gets tough, the tough … pop in a pacifier? That’s the surprising stress-busting move thousands of young adults in China are making — swapping melatonin and meditation for an adult-sized ...

Insufficient sleep duration and late sleep onset, alone or in combination, were associated with increased glycemic variability in middle-aged and older adults. Suboptimal sleep, including inadequate ...

When young adults start working, the amount of daily physical activity they do increases sharply, only to fall away again over the new few years, while the amount of sleep they get falls slightly, ...

For older adults, too much or too little sleep has been tied to cognitive issues. By Dana G. Smith Getting too little sleep later in life is associated with an increased risk for Alzheimer’s disease.

Women in their 80s who feel increasingly sleepy during the day over a period of five years may face double the risk of ...