What exactly is forest bathing?
Written by
Stella Nilsson
Reviewed by
Prof. Graham Pierce, Ph.D.Forest Bathing is a "doctor's prescription" nature therapy from Japan called Shinrin-yoku. Following a program, you immerse yourself in nature, activate all five senses, and engage in no physical destinations while proceeding at a speed of less than 1km/h.
Trees emit protective essential oils, known as phytoncides, during forest bathing. These organic, natural oils help reduce stress hormones, such as cortisol, and enhance immune function. Studies show that natural killer cell activity can increase by 40-50%, thereby enhancing the body's immune system.
Mental Wellness
- 30% anxiety reduction after 20-minute sessions
- 25% better cognitive focus and attention span
- Improved emotional resilience against daily stressors
Physical Benefits
- 5-10 mmHg drop in systolic blood pressure
- 15-20% lower cortisol levels measured
- 20% deeper REM sleep cycles
Immune Enhancement
- 40-50% increased natural killer cell activity
- 7-30 day duration of immune benefits
- Reduced inflammation markers
Start your practice off right. Dress comfortably. Dress for the weather. Bring water. Bring a sitting pad. Begin with the 4-8 breathing exercise: inhale for four seconds, exhale for eight seconds, and calm your nervous system before stimulating your senses.
If you can't immerse yourself in forest bathing in the wilderness, try a version adapted for urban dwellers: practice "forest bathing" under a tree in your city with your noise canceling headphones on and focus on just the sound of the birds. Even virtual forest soundscapes have been shown to lower cortisol levels by 15%.
Adjusting for the seasons allows for practice throughout the year. During winter, sessions focus more on patterns of snow and animal tracks. In the summer, provide shaded areas for children to sit in during the hot sun. Rainy days enhance the earthy scents from the soil and foliage, which are critical for olfactory immersion.
Accessibility modifications include park bench sessions for mobility limitations. Amplify sound and tactile sensations for individuals with visual impairments. Those with hearing limitations focus on visual details and scents instead.
Regular forest bathing integrates easily into wellness routines. Start with 20-minute weekly sessions, noticing an immediate reduction in stress. Consistent practice yields cumulative benefits for both mental clarity and physical health.
Read the full article: The Complete Guide to Forest Bathing
