Sleep glossary
chronotype
Updated
People often describe this as being more of a morning person or evening person.
Plain-English definition
Chronotype describes a person's natural tendency towards earlier or later sleep and wake timing.
People often describe this as being more of a morning person or evening person.
Why it matters
It can make wake-up light, alarm, and routine advice feel more personal without turning it into a product promise.
Buying relevance
Use this term as a practical buying clue, then check the current manufacturer wording, setup guidance, materials, and returns policy. It should not be treated as a medical claim or a guarantee of how a product will work for you.
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