Privacy policy
1. Privacy at a glance
The information below provides a simple overview of what happens to your personal data when you visit this website. Personal data is any data by which you can be personally identified.
Data collection on this website
Who is responsible for data collection?
Data processing on this website is carried out by the site operator (Legal notice): 
How do we collect your data?
Some data is collected when you provide it to us (for example by email). Other data is collected automatically when you visit the site by our technical systems (mainly technical data: browser, operating system, time of the page view).
Hosting
This website is hosted by Cloudflare, Inc., 101 Townsend Street, San Francisco, CA 94107, United States, acting as a processor. Details at cloudflare.com/privacypolicy.
Controller
The controller for data processing on this website is:
Email:
Retention period
Unless a more specific retention period is stated within this policy, your personal data will remain with us until the purpose for processing no longer applies.
Your rights
You have the right at any time to obtain information free of charge about the origin, recipients and purpose of your stored personal data. You also have the right to request correction or deletion of this data. If you have given consent, you can withdraw it at any time with effect for the future. If you are a California resident, the CCPA/CPRA gives you the right to know what personal information we collect, to request its deletion, and to opt out of its sale or sharing. We do not sell or share your personal information.
Server log files
The provider of the pages automatically collects and stores information in server log files, which your browser transmits automatically. These are:
- browser type and version
- operating system used
- referrer URL
- host name of the accessing computer
- time of the server request
- IP address
This information is not merged with other data sources and is used solely to ensure the error-free operation of the website.
Contact by email
When you contact us by email, your details, including the contact data you provide, are stored for processing the enquiry and in case of follow-up questions. We do not pass this data on without your consent.
Forum posts
Posts in the discussion areas reflect the personal experience of the respective authors. Information that members publish voluntarily in their posts is visible to other visitors. We recommend not publishing sensitive health data with personal reference.
Affiliate links and advertising
External links
This website contains links to external sites. The respective provider is always responsible for the content of the linked pages. Permanent monitoring is not reasonable without concrete evidence of an infringement.
Last updated: July 2026