They are comfortable and practical: in-ear headphones. They are a great way to shut out the outside world. After all, nothing gets past the earplugs that shouldn’t get past them. Good or? Well. What is a real advantage when doing sports or in an open-plan office is also a paradise for bacteria and fungi. If you are not careful, this can lead to inflammation of the ear canal.

Access to all STERN PLUS content and articles from the print magazine

ad-free

Already registered?