How Much Sleep Do Adults Need? Hours Are Only One Part of Sleep Health

A general reference, not a personal diagnosis

CDC lists 7 or more hours each day for adults ages 18 to 60, 7 to 9 hours for ages 61 to 64, and 7 to 8 hours for adults 65 and older. These are population-level recommendations, not a score that can diagnose a sleep disorder or determine exactly what one person needs.

Sleep health is not only the number of hours. CDC describes quality sleep as uninterrupted and refreshing, and suggests noticing patterns such as waking during the night, trouble getting up, or relying on naps. Daytime energy and function can also help you describe what is happening.

Build a record before changing everything

For a week or two, note approximate bed and wake times, awakenings, naps, caffeine or alcohol timing, medicines, and how rested you feel. A simple record can help reveal whether the schedule shifts across workdays and weekends. It can also give a health professional concrete information if sleep is affecting daily life.

CDC suggests regular bed and wake times, a quiet and relaxing sleep setting, limiting electronic-device use before bed, and avoiding caffeine later in the day. These are general habits, not a substitute for evaluation if symptoms persist.

When to ask for help

Talk with a health professional if you regularly have difficulty sleeping, feel unusually sleepy during the day, or have concerns such as loud snoring or interrupted breathing. Pain, medication effects, mental health, shift work, and many other factors can affect sleep. Do not stop a medicine or start a sleep supplement solely because of an article.

Sources and further reading

• About Sleep
• FastStats: Sleep in Adults

Health disclaimer

This article is for general education only. Its information and suggestions are not medical advice, diagnosis, or treatment and may not be right for everyone. Ask a qualified health professional for advice that fits your health, medications, and needs before changing your diet, exercise, supplement use, or care.