Caffeine and Sleep

An evidence-based look at how caffeine affects your sleep, and how to enjoy it without wrecking your nights.

In preparation. This article has not been written yet. The outline below shows the sections it will cover once it has been written and medically reviewed.

How caffeine affects sleep

Content pending editorial review.

How long caffeine stays in your system

Content pending editorial review.

The afternoon cutoff and why it matters

Content pending editorial review.

Why sensitivity varies from person to person

Content pending editorial review.

Hidden sources of caffeine

Content pending editorial review.

Cutting back without a mid-day crash

Content pending editorial review.

When caffeine is masking a bigger sleep problem

Content pending editorial review.

Sources

Content pending editorial review.

By Mike Cowan, DO
Medically reviewed by Mike Cowan, DO