Neck creaking explained

Differential:	Normal or due to arthrosis

Neck creaking or cracking of the neck is a clicking sound caused by movements of the neck. It can be a normal joint cracking or caused by arthrosis.^{[1] [2]}

Notes and References

1. https://books.google.com/books?id=qNZzt7Z2A9sC&dq=Nackenknacken&pg=PA340 Georgos Vithoulkas: Materia Medica 1-10: Homöopathische Arzneimittel, Band 1, S. 340
2. https://books.google.com/books?id=M9IlAAAAcAAJ&q=nacken+knacken&pg=PA693 Gabriel Andral: Universal-Lexicon der practischen Medicin und Chirurgie, S. 693