Effects of forest-stays in comparison to forest-simulation on stress-perception, anxiety and psychological well-being in highly sensitive persons - a randomized, controlled study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00025421

Enrollment

Registered

2023-07-03

Start date

2023-07-05

Completion date

Unknown

Last updated

2025-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

highly sensitive persons

Interventions

Group 1: Staying in the forest (the subjects can move freely within a limited area and spend the time standing, sitting or walking) Group 2: Stay in the forest simulation through VR glasses, forest so

Eligibility

Sex/Gender

All

Age

18 Years to 70 Years

Inclusion criteria

Inclusion criteria: highly sensitive persons, verified by SV12 questionnaire with total score >18, men and women between 18 and 70

Exclusion criteria

Exclusion criteria: - History of concomitant physical illnesses limiting participation in the study, such as advanced heart failure NYHA III-IV, unstable angina, unresolved seizure disorder, decompensated lung disease, advanced tumor disease, chemotherapy or radiotherapy in the past three months, tendency to fall, difficulty walking, amputation of one or both legs, urge incontinence - Serious mental illness as determined by ICD-10 symptom rating (ISR). - Regular use of illicit drugs or alcohol abuse > 60g/day. - Eye disease, and impairment of hearing, cognition, or speech comprehension that interferes with understanding of study documents or procedures involved in the study - Lack of German language skills - High risk of needing individual assistance during the conduct of the study - Lack of compliance or other reasons that make feasibility of the study questionable - Participation in another intervention study within the last 4 weeks or concurrent participation in a study that could affect participation in the study

Design outcomes

Primary

Measure	Time frame
Change in Subjective Self-Perception (CSP-14) questionnaire after the respective intervention	—

Secondary

Measure	Time frame
Basler Health Status questionnaire, STAI-S, blood pressure, pulse-respiratory quotient	—

Countries

Germany

Contacts

Public ContactKatja Oomen-Welke

Uni-Zentrum Naturheilkunde, Klinik für Innere Medizin II, Universitätsklinikum Freiburg

katja.oomen-welke@uniklinik-freiburg.de004976127082010

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Apr 11, 2026