Lavender

Anxiety↓ cortisol↓

Sleep/stress↓ 5-10

Mood/agitation↓

Relaxation: less anxiety/pain

Relaxation: better sleep/HRV

Relaxation: lower cortisol/HR

Mood/anxiety ↓

Stress/cortisol ↓

Depression ↓

Anxiety/depression −20.4

Pain/sleep/QoL

Odor/adjustment/QoL

Stress/anxiety ↓

Cortisol ↓

Sleep/function ↑

Sleep quality +64%

PSQI -3.1

Deep sleep +2.5pp

Sleep onset, +43 min TST

Sleep onset, -3.1 PSQI

Less pain/anxiety

Better sleep recovery

Clarity/work memory +4.9

Calmer, less drowsy

Faster math/processing

Alertness: no change

Working memory: +5

Role QOL +10

No disability change