Read the other topic about the same issue. I checked:
- YARPP turned off for archives.
- YARPP turned off for pages.
Still, the home page of the site shows related posts. URL: FrauenfeldClinic.com.
Shortcode: [recent_posts columns="3" number_posts="3" cat_id="" thumbnail="yes" title="yes" meta="yes" excerpt="no" excerpt_words="15"]
http://wordpress.org/extend/plugins/yet-another-related-posts-plugin/