Chronotypes

Lesson 6

Human Handbook

Understand earlier and later timing tendencies and plan around observed patterns.

Read first

The Morning Light Anchor

Your clock has a preferred phase

A chronotype is a tendency towards earlier or later sleep and activity timing. People differ, and the tendency can change with age and circumstances.

Biology, light exposure and daily demands interact. A preference for later sleep is not a moral failing. It is also not enough, by itself, to explain persistent difficulty sleeping or staying awake.

Lesson 6

Human Handbook

Chronotypes

Understand earlier and later timing tendencies and plan around observed patterns.

Read first

The Morning Light Anchor

Your clock has a preferred phase

A chronotype is a tendency towards earlier or later sleep and activity timing. People differ, and the tendency can change with age and circumstances.

Biology, light exposure and daily demands interact. A preference for later sleep is not a moral failing. It is also not enough, by itself, to explain persistent difficulty sleeping or staying awake.