Breathwork Limited evidence

4-7-8 breathing

Inhale 4, hold 7, exhale 8 — Weil’s bedtime downshift.

A longer exhale than the inhale. Useful in bed. Less useful as a personality.

Details

Technique
Tongue on the ridge, inhale 4, hold 7, exhale 8. Four cycles to start.
Benefits
Sleep onset, Down-regulation
Scientific evidence
Slow-exhale breathing is plausible; branded 4-7-8 trials are thin.
Equipment
None

Editorial rating ★ 4.2

A fine night tool. Do not expect miracles on night one.

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